Release 5

This page is part of the FHIR Specification (v5.0.0: R5 - STU). This is a downloaded copy of the specification. For a full list of available versions, see the Directory of published versions . Page versions: R5 R4B R4

Example Questionnaire/qgen-Parameters1 (XML)

FHIR Infrastructure Work GroupMaturity Level: N/AStandards Status: InformativeCompartments: No defined compartments

Raw XML (canonical form + also see XML Format Specification)

Generated Questionnaire for Parameters

<?xml version="1.0" encoding="UTF-8"?>

<Questionnaire xmlns="http://hl7.org/fhir">
  <id value="qgen-Parameters1"/>
  <contained>
    <ValueSet>
      <id value="vs2"/>
      <name value="Type options for Parameters.parameter.value[x]"/>
      <status value="active"/>
      <description value="Type options for Parameters.parameter.value[x]"/>
      <expansion>
        <identifier value="urn:uuid:c79adf08-6ffe-4475-9921-18d07d8b0cf0"/>
        <timestamp value="2023-03-26T15:23:59+11:00"/>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="base64Binary"/>
          <display value="base64Binary"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="boolean"/>
          <display value="boolean"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="code"/>
          <display value="code"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="date"/>
          <display value="date"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="dateTime"/>
          <display value="dateTime"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="decimal"/>
          <display value="decimal"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="id"/>
          <display value="id"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="instant"/>
          <display value="instant"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="integer"/>
          <display value="integer"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="integer64"/>
          <display value="integer64"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="markdown"/>
          <display value="markdown"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="oid"/>
          <display value="oid"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="positiveInt"/>
          <display value="positiveInt"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="string"/>
          <display value="string"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="time"/>
          <display value="time"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="unsignedInt"/>
          <display value="unsignedInt"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="uri"/>
          <display value="uri"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="url"/>
          <display value="url"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="uuid"/>
          <display value="uuid"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="Address"/>
          <display value="Address"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="Age"/>
          <display value="Age"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="Annotation"/>
          <display value="Annotation"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="Attachment"/>
          <display value="Attachment"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="CodeableConcept"/>
          <display value="CodeableConcept"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="Coding"/>
          <display value="Coding"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="ContactPoint"/>
          <display value="ContactPoint"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="Count"/>
          <display value="Count"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="Distance"/>
          <display value="Distance"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="Duration"/>
          <display value="Duration"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="HumanName"/>
          <display value="HumanName"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="Identifier"/>
          <display value="Identifier"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="Money"/>
          <display value="Money"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="Period"/>
          <display value="Period"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="Quantity"/>
          <display value="Quantity"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="Range"/>
          <display value="Range"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="Ratio"/>
          <display value="Ratio"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="RatioRange"/>
          <display value="RatioRange"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="SampledData"/>
          <display value="SampledData"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="Signature"/>
          <display value="Signature"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="Timing"/>
          <display value="Timing"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="ContactDetail"/>
          <display value="ContactDetail"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="DataRequirement"/>
          <display value="DataRequirement"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="Expression"/>
          <display value="Expression"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="ParameterDefinition"/>
          <display value="ParameterDefinition"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="RelatedArtifact"/>
          <display value="RelatedArtifact"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="TriggerDefinition"/>
          <display value="TriggerDefinition"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="UsageContext"/>
          <display value="UsageContext"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="Availability"/>
          <display value="Availability"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="ExtendedContactDetail"/>
          <display value="ExtendedContactDetail"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="Dosage"/>
          <display value="Dosage"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="Meta"/>
          <display value="Meta"/>
        </contains>
      </expansion>
    </ValueSet>
  </contained>
  <contained>
    <ValueSet>
      <id value="vs3"/>
      <name value="Type options for DataRequirement.subject[x]"/>
      <status value="active"/>
      <description value="Type options for DataRequirement.subject[x]"/>
      <expansion>
        <identifier value="urn:uuid:7299ad45-fc1d-4720-b203-b219f7f62ba2"/>
        <timestamp value="2023-03-26T15:23:59+11:00"/>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="CodeableConcept"/>
          <display value="CodeableConcept"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="Group"/>
          <display value="Group"/>
        </contains>
      </expansion>
    </ValueSet>
  </contained>
  <contained>
    <ValueSet>
      <id value="vs4"/>
      <name value="Type options for DataRequirement.dateFilter.value[x]"/>
      <status value="active"/>
      <description value="Type options for DataRequirement.dateFilter.value[x]"/>
      <expansion>
        <identifier value="urn:uuid:6c42ab88-9eeb-4b19-a5e7-5b0042f88946"/>
        <timestamp value="2023-03-26T15:23:59+11:00"/>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="dateTime"/>
          <display value="dateTime"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="Period"/>
          <display value="Period"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="Duration"/>
          <display value="Duration"/>
        </contains>
      </expansion>
    </ValueSet>
  </contained>
  <contained>
    <ValueSet>
      <id value="vs5"/>
      <name value="Type options for DataRequirement.valueFilter.value[x]"/>
      <status value="active"/>
      <description value="Type options for DataRequirement.valueFilter.value[x]"/>
      <expansion>
        <identifier value="urn:uuid:08fe1eed-554b-4200-bc4f-1a5980800291"/>
        <timestamp value="2023-03-26T15:23:59+11:00"/>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="dateTime"/>
          <display value="dateTime"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="Period"/>
          <display value="Period"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="Duration"/>
          <display value="Duration"/>
        </contains>
      </expansion>
    </ValueSet>
  </contained>
  <contained>
    <ValueSet>
      <id value="vs6"/>
      <name value="Type options for TriggerDefinition.timing[x]"/>
      <status value="active"/>
      <description value="Type options for TriggerDefinition.timing[x]"/>
      <expansion>
        <identifier value="urn:uuid:f22660f8-1c5a-45f0-bc2e-5a82167435be"/>
        <timestamp value="2023-03-26T15:23:59+11:00"/>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="Timing"/>
          <display value="Timing"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="Schedule"/>
          <display value="Schedule"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="date"/>
          <display value="date"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="dateTime"/>
          <display value="dateTime"/>
        </contains>
      </expansion>
    </ValueSet>
  </contained>
  <contained>
    <ValueSet>
      <id value="vs7"/>
      <name value="Type options for UsageContext.value[x]"/>
      <status value="active"/>
      <description value="Type options for UsageContext.value[x]"/>
      <expansion>
        <identifier value="urn:uuid:c8daa3d2-4e17-4ad1-92b7-f19670c960bf"/>
        <timestamp value="2023-03-26T15:23:59+11:00"/>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="CodeableConcept"/>
          <display value="CodeableConcept"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="Quantity"/>
          <display value="Quantity"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="Range"/>
          <display value="Range"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="PlanDefinition"/>
          <display value="PlanDefinition"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="ResearchStudy"/>
          <display value="ResearchStudy"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="InsurancePlan"/>
          <display value="InsurancePlan"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="HealthcareService"/>
          <display value="HealthcareService"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="Group"/>
          <display value="Group"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="Location"/>
          <display value="Location"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="Organization"/>
          <display value="Organization"/>
        </contains>
      </expansion>
    </ValueSet>
  </contained>
  <contained>
    <ValueSet>
      <id value="vs8"/>
      <name value="Type options for Dosage.doseAndRate.dose[x]"/>
      <status value="active"/>
      <description value="Type options for Dosage.doseAndRate.dose[x]"/>
      <expansion>
        <identifier value="urn:uuid:2fbb3a4a-f40e-48fa-9641-06e915db98cb"/>
        <timestamp value="2023-03-26T15:23:59+11:00"/>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="Range"/>
          <display value="Range"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="http://hl7.org/fhir/StructureDefinition/SimpleQuantity"/>
          <display value="Quantity"/>
        </contains>
      </expansion>
    </ValueSet>
  </contained>
  <contained>
    <ValueSet>
      <id value="vs9"/>
      <name value="Type options for Dosage.doseAndRate.rate[x]"/>
      <status value="active"/>
      <description value="Type options for Dosage.doseAndRate.rate[x]"/>
      <expansion>
        <identifier value="urn:uuid:5e4a59dd-0b8c-4c95-a408-be54cd22df56"/>
        <timestamp value="2023-03-26T15:23:59+11:00"/>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="Ratio"/>
          <display value="Ratio"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="Range"/>
          <display value="Range"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="http://hl7.org/fhir/StructureDefinition/SimpleQuantity"/>
          <display value="Quantity"/>
        </contains>
      </expansion>
    </ValueSet>
  </contained>
  <contained>
    <ValueSet>
      <id value="vs10"/>
      <name value="Type options for Parameters.parameter.value[x]"/>
      <status value="active"/>
      <description value="Type options for Parameters.parameter.value[x]"/>
      <expansion>
        <identifier value="urn:uuid:fc15b430-a26c-4d96-96fa-817fc0887a0e"/>
        <timestamp value="2023-03-26T15:23:59+11:00"/>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="base64Binary"/>
          <display value="base64Binary"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="boolean"/>
          <display value="boolean"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="code"/>
          <display value="code"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="date"/>
          <display value="date"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="dateTime"/>
          <display value="dateTime"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="decimal"/>
          <display value="decimal"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="id"/>
          <display value="id"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="instant"/>
          <display value="instant"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="integer"/>
          <display value="integer"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="integer64"/>
          <display value="integer64"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="markdown"/>
          <display value="markdown"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="oid"/>
          <display value="oid"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="positiveInt"/>
          <display value="positiveInt"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="string"/>
          <display value="string"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="time"/>
          <display value="time"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="unsignedInt"/>
          <display value="unsignedInt"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="uri"/>
          <display value="uri"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="url"/>
          <display value="url"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="uuid"/>
          <display value="uuid"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="Address"/>
          <display value="Address"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="Age"/>
          <display value="Age"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="Annotation"/>
          <display value="Annotation"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="Attachment"/>
          <display value="Attachment"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="CodeableConcept"/>
          <display value="CodeableConcept"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="Coding"/>
          <display value="Coding"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="ContactPoint"/>
          <display value="ContactPoint"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="Count"/>
          <display value="Count"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="Distance"/>
          <display value="Distance"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="Duration"/>
          <display value="Duration"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="HumanName"/>
          <display value="HumanName"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="Identifier"/>
          <display value="Identifier"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="Money"/>
          <display value="Money"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="Period"/>
          <display value="Period"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="Quantity"/>
          <display value="Quantity"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="Range"/>
          <display value="Range"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="Ratio"/>
          <display value="Ratio"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="RatioRange"/>
          <display value="RatioRange"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="SampledData"/>
          <display value="SampledData"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="Signature"/>
          <display value="Signature"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="Timing"/>
          <display value="Timing"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="ContactDetail"/>
          <display value="ContactDetail"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="DataRequirement"/>
          <display value="DataRequirement"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="Expression"/>
          <display value="Expression"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="ParameterDefinition"/>
          <display value="ParameterDefinition"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="RelatedArtifact"/>
          <display value="RelatedArtifact"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="TriggerDefinition"/>
          <display value="TriggerDefinition"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="UsageContext"/>
          <display value="UsageContext"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="Availability"/>
          <display value="Availability"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="ExtendedContactDetail"/>
          <display value="ExtendedContactDetail"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="Dosage"/>
          <display value="Dosage"/>
        </contains>
        <contains>
          <system value="http://hl7.org/fhir/fhir-types"/>
          <code value="Meta"/>
          <display value="Meta"/>
        </contains>
      </expansion>
    </ValueSet>
  </contained>
  <url value="http://hl7.org/fhir/Questionnaire/qgen-Parameters1"/>
  <identifier>
    <system value="urn:ietf:rfc:3986"/>
  </identifier>
  <version value="5.0.0"/>
  <status value="active"/>
  <experimental value="false"/>
  <date value="2023-03-26T15:21:02+11:00"/>
  <publisher value="Health Level Seven International (FHIR Infrastructure)"/>
  <item>
    <linkId value="Parameters"/>
    <text value="Operation Request or Response"/>
    <type value="group"/>
    <required value="false"/>
    <repeats value="true"/>
    <item>
      <linkId value="Parameters-display"/>
      <text value="The parameters that may be used are defined by the OperationDefinition resource."/>
      <type value="display"/>
    </item>
    <item>
      <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
        <valueCodeableConcept>
          <coding>
            <system value="http://hl7.org/fhir/questionnaire-item-control"/>
            <code value="flyover"/>
            <display value="Fly-over"/>
          </coding>
        </valueCodeableConcept>
      </extension>
      <linkId value="Parameters-flyover"/>
      <text value="This resource is used to pass information into and back from an operation (whether invoked directly from REST or within a messaging environment).  It is not persisted or allowed to be referenced by other resources."/>
      <type value="display"/>
    </item>
    <item>
      <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
        <valueInteger value="1"/>
      </extension>
      <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
        <valueString value="string"/>
      </extension>
      <linkId value="Parameters.id"/>
      <type value="group"/>
      <required value="false"/>
      <repeats value="true"/>
      <item>
        <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
          <valueCodeableConcept>
            <coding>
              <system value="http://hl7.org/fhir/questionnaire-item-control"/>
              <code value="flyover"/>
              <display value="Fly-over"/>
            </coding>
          </valueCodeableConcept>
        </extension>
        <linkId value="Parameters.id-flyover"/>
        <text value="The logical id of the resource, as used in the URL for the resource. Once assigned, this value never changes. Within the context of the FHIR RESTful interactions, the resource has an id except for cases like the create and conditional update. Otherwise, the use of the resouce id depends on the given use case."/>
        <type value="display"/>
      </item>
      <item>
        <linkId value="Parameters.id.value"/>
        <text value="Logical id of this artifact"/>
        <type value="string"/>
        <required value="false"/>
        <repeats value="false"/>
      </item>
    </item>
    <item>
      <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
        <valueInteger value="1"/>
      </extension>
      <linkId value="Parameters.meta"/>
      <text value="Metadata about the resource"/>
      <type value="group"/>
      <required value="false"/>
      <repeats value="true"/>
      <item>
        <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
          <valueCodeableConcept>
            <coding>
              <system value="http://hl7.org/fhir/questionnaire-item-control"/>
              <code value="flyover"/>
              <display value="Fly-over"/>
            </coding>
          </valueCodeableConcept>
        </extension>
        <linkId value="Parameters.meta-flyover"/>
        <text value="The metadata about the resource. This is content that is maintained by the infrastructure. Changes to the content might not always be associated with version changes to the resource."/>
        <type value="display"/>
      </item>
    </item>
    <item>
      <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
        <valueInteger value="1"/>
      </extension>
      <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
        <valueString value="uri"/>
      </extension>
      <linkId value="Parameters.implicitRules"/>
      <type value="group"/>
      <required value="false"/>
      <repeats value="true"/>
      <item>
        <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
          <valueCodeableConcept>
            <coding>
              <system value="http://hl7.org/fhir/questionnaire-item-control"/>
              <code value="flyover"/>
              <display value="Fly-over"/>
            </coding>
          </valueCodeableConcept>
        </extension>
        <linkId value="Parameters.implicitRules-flyover"/>
        <text value="A reference to a set of rules that were followed when the resource was constructed, and which must be understood when processing the content. Often, this is a reference to an implementation guide that defines the special rules along with other profiles etc. Asserting this rule set restricts the content to be only understood by a limited set of trading partners. This inherently limits the usefulness of the data in the long term. However, the existing health eco-system is highly fractured, and not yet ready to define, collect, and exchange data in a generally computable sense. Wherever possible, implementers and/or specification writers should avoid using this element. Often, when used, the URL is a reference to an implementation guide that defines these special rules as part of its narrative along with other profiles, value sets, etc."/>
        <type value="display"/>
      </item>
      <item>
        <linkId value="Parameters.implicitRules.value"/>
        <text value="A set of rules under which this content was created"/>
        <type value="string"/>
        <required value="false"/>
        <repeats value="false"/>
      </item>
    </item>
    <item>
      <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
        <valueInteger value="1"/>
      </extension>
      <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
        <valueString value="code"/>
      </extension>
      <linkId value="Parameters.language"/>
      <type value="group"/>
      <required value="false"/>
      <repeats value="true"/>
      <item>
        <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
          <valueCodeableConcept>
            <coding>
              <system value="http://hl7.org/fhir/questionnaire-item-control"/>
              <code value="flyover"/>
              <display value="Fly-over"/>
            </coding>
          </valueCodeableConcept>
        </extension>
        <linkId value="Parameters.language-flyover"/>
        <text value="The base language in which the resource is written. Language is provided to support indexing and accessibility (typically, services such as text to speech use the language tag). The html language tag in the narrative applies  to the narrative. The language tag on the resource may be used to specify the language of other presentations generated from the data in the resource. Not all the content has to be in the base language. The Resource.language should not be assumed to apply to the narrative automatically. If a language is specified, it should it also be specified on the div element in the html (see rules in HTML5 for information about the relationship between xml:lang and the html lang attribute)."/>
        <type value="display"/>
      </item>
      <item>
        <linkId value="Parameters.language.value"/>
        <text value="language"/>
        <type value="coding"/>
        <required value="false"/>
        <repeats value="false"/>
        <answerConstraint value="optionsOrType"/>
      </item>
    </item>
    <item>
      <linkId value="Parameters.parameter"/>
      <text value="Operation Parameter"/>
      <type value="group"/>
      <required value="false"/>
      <repeats value="true"/>
      <item>
        <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
          <valueCodeableConcept>
            <coding>
              <system value="http://hl7.org/fhir/questionnaire-item-control"/>
              <code value="flyover"/>
              <display value="Fly-over"/>
            </coding>
          </valueCodeableConcept>
        </extension>
        <linkId value="Parameters.parameter-flyover"/>
        <text value="A parameter passed to or received from the operation."/>
        <type value="display"/>
      </item>
      <item>
        <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
          <valueInteger value="1"/>
        </extension>
        <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
          <valueString value="string"/>
        </extension>
        <linkId value="Parameters.parameter.id"/>
        <type value="group"/>
        <required value="false"/>
        <repeats value="true"/>
        <item>
          <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
            <valueCodeableConcept>
              <coding>
                <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                <code value="flyover"/>
                <display value="Fly-over"/>
              </coding>
            </valueCodeableConcept>
          </extension>
          <linkId value="Parameters.parameter.id-flyover"/>
          <text value="Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces."/>
          <type value="display"/>
        </item>
        <item>
          <linkId value="Parameters.parameter.id.value"/>
          <text value="Unique id for inter-element referencing"/>
          <type value="string"/>
          <required value="false"/>
          <repeats value="false"/>
        </item>
      </item>
      <item>
        <linkId value="Parameters.parameter.extension"/>
        <text value="Additional content defined by implementations"/>
        <type value="group"/>
        <required value="false"/>
        <repeats value="true"/>
        <item>
          <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
            <valueCodeableConcept>
              <coding>
                <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                <code value="flyover"/>
                <display value="Fly-over"/>
              </coding>
            </valueCodeableConcept>
          </extension>
          <linkId value="Parameters.parameter.extension-flyover"/>
          <text value="May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and managable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone."/>
          <type value="display"/>
        </item>
      </item>
      <item>
        <linkId value="Parameters.parameter.modifierExtension"/>
        <text value="Extensions that cannot be ignored even if unrecognized"/>
        <type value="group"/>
        <required value="false"/>
        <repeats value="true"/>
        <item>
          <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
            <valueCodeableConcept>
              <coding>
                <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                <code value="flyover"/>
                <display value="Fly-over"/>
              </coding>
            </valueCodeableConcept>
          </extension>
          <linkId value="Parameters.parameter.modifierExtension-flyover"/>
          <text value="May be used to represent additional information that is not part of the basic definition of the element and that modifies the understanding of the element in which it is contained and/or the understanding of the containing element's descendants. Usually modifier elements provide negation or qualification. To make the use of extensions safe and managable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. Applications processing a resource are required to check for modifier extensions.&#xA;&#xA;Modifier extensions SHALL NOT change the meaning of any elements on Resource or DomainResource (including cannot change the meaning of modifierExtension itself). There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone."/>
          <type value="display"/>
        </item>
      </item>
      <item>
        <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-minOccurs">
          <valueInteger value="1"/>
        </extension>
        <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
          <valueInteger value="1"/>
        </extension>
        <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
          <valueString value="string"/>
        </extension>
        <linkId value="Parameters.parameter.name"/>
        <type value="group"/>
        <required value="true"/>
        <repeats value="true"/>
        <item>
          <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
            <valueCodeableConcept>
              <coding>
                <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                <code value="flyover"/>
                <display value="Fly-over"/>
              </coding>
            </valueCodeableConcept>
          </extension>
          <linkId value="Parameters.parameter.name-flyover"/>
          <text value="The name of the parameter (reference to the operation definition)."/>
          <type value="display"/>
        </item>
        <item>
          <linkId value="Parameters.parameter.name.value"/>
          <text value="Name from the definition"/>
          <type value="string"/>
          <required value="false"/>
          <repeats value="false"/>
        </item>
      </item>
      <item>
        <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
          <valueInteger value="1"/>
        </extension>
        <linkId value="Parameters.parameter.value[x]"/>
        <text value="If parameter is a data type"/>
        <type value="group"/>
        <required value="false"/>
        <repeats value="true"/>
        <item>
          <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
            <valueCodeableConcept>
              <coding>
                <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                <code value="flyover"/>
                <display value="Fly-over"/>
              </coding>
            </valueCodeableConcept>
          </extension>
          <linkId value="Parameters.parameter.value[x]-flyover"/>
          <text value="Conveys the content if the parameter is a data type."/>
          <type value="display"/>
        </item>
        <item>
          <linkId value="Parameters.parameter.value[x]._type"/>
          <text value="type"/>
          <type value="coding"/>
          <required value="false"/>
          <repeats value="false"/>
          <answerConstraint value="optionsOnly"/>
          <answerValueSet value="#vs2"/>
          <item>
            <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
              <valueString value="binary"/>
            </extension>
            <linkId value="Parameters.parameter.value[x]._null"/>
            <type value="group"/>
          </item>
          <item>
            <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
              <valueString value="boolean"/>
            </extension>
            <linkId value="Parameters.parameter.value[x]._null"/>
            <type value="group"/>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.value"/>
              <type value="boolean"/>
              <required value="false"/>
              <repeats value="false"/>
            </item>
          </item>
          <item>
            <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
              <valueString value="uri"/>
            </extension>
            <linkId value="Parameters.parameter.value[x]._null"/>
            <type value="group"/>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.value"/>
              <type value="string"/>
              <required value="false"/>
              <repeats value="false"/>
            </item>
          </item>
          <item>
            <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
              <valueString value="code"/>
            </extension>
            <linkId value="Parameters.parameter.value[x]._null"/>
            <type value="group"/>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.value"/>
              <text value="value[x]"/>
              <type value="coding"/>
              <required value="false"/>
              <repeats value="false"/>
              <answerConstraint value="optionsOnly"/>
            </item>
          </item>
          <item>
            <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
              <valueString value="datetime"/>
            </extension>
            <linkId value="Parameters.parameter.value[x]._null"/>
            <type value="group"/>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.value"/>
              <type value="dateTime"/>
              <required value="false"/>
              <repeats value="false"/>
            </item>
          </item>
          <item>
            <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
              <valueString value="datetime"/>
            </extension>
            <linkId value="Parameters.parameter.value[x]._null"/>
            <type value="group"/>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.value"/>
              <type value="dateTime"/>
              <required value="false"/>
              <repeats value="false"/>
            </item>
          </item>
          <item>
            <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
              <valueString value="decimal"/>
            </extension>
            <linkId value="Parameters.parameter.value[x]._null"/>
            <type value="group"/>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.value"/>
              <type value="decimal"/>
              <required value="false"/>
              <repeats value="false"/>
            </item>
          </item>
          <item>
            <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
              <valueString value="string"/>
            </extension>
            <linkId value="Parameters.parameter.value[x]._null"/>
            <type value="group"/>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.value"/>
              <type value="string"/>
              <required value="false"/>
              <repeats value="false"/>
            </item>
          </item>
          <item>
            <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
              <valueString value="instant"/>
            </extension>
            <linkId value="Parameters.parameter.value[x]._null"/>
            <type value="group"/>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.value"/>
              <type value="dateTime"/>
              <required value="false"/>
              <repeats value="false"/>
            </item>
          </item>
          <item>
            <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
              <valueString value="integer"/>
            </extension>
            <linkId value="Parameters.parameter.value[x]._null"/>
            <type value="group"/>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.value"/>
              <type value="integer"/>
              <required value="false"/>
              <repeats value="false"/>
            </item>
          </item>
          <item>
            <linkId value="Parameters.parameter.value[x]._null.integer64"/>
            <text value="Primitive Type integer64"/>
            <type value="group"/>
            <required value="false"/>
            <repeats value="true"/>
            <item>
              <linkId value="integer64-display"/>
              <text value="Typically this is used for record counters (e.g. database keys)"/>
              <type value="display"/>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                <valueCodeableConcept>
                  <coding>
                    <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                    <code value="flyover"/>
                    <display value="Fly-over"/>
                  </coding>
                </valueCodeableConcept>
              </extension>
              <linkId value="integer64-flyover"/>
              <text value="A very large whole number"/>
              <type value="display"/>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                <valueInteger value="1"/>
              </extension>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="string"/>
              </extension>
              <linkId value="integer64.id"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="integer64.id-flyover"/>
                <text value="unique id for the element within a resource (for internal references)"/>
                <type value="display"/>
              </item>
              <item>
                <linkId value="integer64.id.value"/>
                <text value="xml:id (or equivalent in JSON)"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <linkId value="integer64.extension"/>
              <text value="Additional content defined by implementations"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="integer64.extension-flyover"/>
                <text value="May be used to represent additional information that is not part of the basic definition of the resource. To make the use of extensions safe and managable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone."/>
                <type value="display"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                <valueInteger value="1"/>
              </extension>
              <linkId value="Parameters.parameter.value[x]._null.integer64.value"/>
              <text value="Primitive value for integer64"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="false"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="integer64.value-flyover"/>
                <text value="The actual value"/>
                <type value="display"/>
              </item>
            </item>
          </item>
          <item>
            <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
              <valueString value="string"/>
            </extension>
            <linkId value="Parameters.parameter.value[x]._null"/>
            <type value="group"/>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.value"/>
              <type value="string"/>
              <required value="false"/>
              <repeats value="false"/>
            </item>
          </item>
          <item>
            <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
              <valueString value="string"/>
            </extension>
            <linkId value="Parameters.parameter.value[x]._null"/>
            <type value="group"/>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.value"/>
              <type value="string"/>
              <required value="false"/>
              <repeats value="false"/>
            </item>
          </item>
          <item>
            <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
              <valueString value="integer"/>
            </extension>
            <linkId value="Parameters.parameter.value[x]._null"/>
            <type value="group"/>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.value"/>
              <type value="integer"/>
              <required value="false"/>
              <repeats value="false"/>
            </item>
          </item>
          <item>
            <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
              <valueString value="string"/>
            </extension>
            <linkId value="Parameters.parameter.value[x]._null"/>
            <type value="group"/>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.value"/>
              <type value="string"/>
              <required value="false"/>
              <repeats value="false"/>
            </item>
          </item>
          <item>
            <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
              <valueString value="time"/>
            </extension>
            <linkId value="Parameters.parameter.value[x]._null"/>
            <type value="group"/>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.value"/>
              <type value="time"/>
              <required value="false"/>
              <repeats value="false"/>
            </item>
          </item>
          <item>
            <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
              <valueString value="integer"/>
            </extension>
            <linkId value="Parameters.parameter.value[x]._null"/>
            <type value="group"/>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.value"/>
              <type value="integer"/>
              <required value="false"/>
              <repeats value="false"/>
            </item>
          </item>
          <item>
            <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
              <valueString value="uri"/>
            </extension>
            <linkId value="Parameters.parameter.value[x]._null"/>
            <type value="group"/>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.value"/>
              <type value="string"/>
              <required value="false"/>
              <repeats value="false"/>
            </item>
          </item>
          <item>
            <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
              <valueString value="uri"/>
            </extension>
            <linkId value="Parameters.parameter.value[x]._null"/>
            <type value="group"/>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.value"/>
              <type value="string"/>
              <required value="false"/>
              <repeats value="false"/>
            </item>
          </item>
          <item>
            <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
              <valueString value="string"/>
            </extension>
            <linkId value="Parameters.parameter.value[x]._null"/>
            <type value="group"/>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.value"/>
              <type value="string"/>
              <required value="false"/>
              <repeats value="false"/>
            </item>
          </item>
          <item>
            <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
              <valueString value="Address"/>
            </extension>
            <linkId value="Parameters.parameter.value[x]._null"/>
            <type value="group"/>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.text"/>
              <text value="text:"/>
              <type value="string"/>
              <required value="false"/>
              <repeats value="false"/>
            </item>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.line"/>
              <text value="line:"/>
              <type value="string"/>
              <required value="false"/>
              <repeats value="true"/>
            </item>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.city"/>
              <text value="city:"/>
              <type value="string"/>
              <required value="false"/>
              <repeats value="false"/>
            </item>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.state"/>
              <text value="state:"/>
              <type value="string"/>
              <required value="false"/>
              <repeats value="false"/>
            </item>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.postalCode"/>
              <text value="post code:"/>
              <type value="string"/>
              <required value="false"/>
              <repeats value="false"/>
            </item>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.country"/>
              <text value="country:"/>
              <type value="string"/>
              <required value="false"/>
              <repeats value="false"/>
            </item>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.use"/>
              <text value="use:"/>
              <type value="coding"/>
              <required value="false"/>
              <repeats value="false"/>
              <answerConstraint value="optionsOnly"/>
            </item>
          </item>
          <item>
            <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
              <valueString value="Quantity"/>
            </extension>
            <linkId value="Parameters.parameter.value[x]._null"/>
            <type value="group"/>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.comparator"/>
              <text value="comp:"/>
              <type value="coding"/>
              <required value="false"/>
              <repeats value="false"/>
              <answerConstraint value="optionsOnly"/>
            </item>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.value"/>
              <text value="value:"/>
              <type value="decimal"/>
              <required value="false"/>
              <repeats value="false"/>
            </item>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.units"/>
              <text value="units:"/>
              <type value="string"/>
              <required value="false"/>
              <repeats value="false"/>
            </item>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.code"/>
              <text value="coded units:"/>
              <type value="string"/>
              <required value="false"/>
              <repeats value="false"/>
            </item>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.system"/>
              <text value="units system:"/>
              <type value="string"/>
              <required value="false"/>
              <repeats value="false"/>
            </item>
          </item>
          <item>
            <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
              <valueString value="Annotation"/>
            </extension>
            <linkId value="Parameters.parameter.value[x]._null"/>
            <type value="group"/>
          </item>
          <item>
            <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
              <valueString value="Attachment"/>
            </extension>
            <linkId value="Parameters.parameter.value[x]._null"/>
            <type value="group"/>
          </item>
          <item>
            <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
              <valueString value="CodeableConcept"/>
            </extension>
            <linkId value="Parameters.parameter.value[x]._null"/>
            <type value="group"/>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.coding"/>
              <text value="code:"/>
              <type value="coding"/>
              <required value="false"/>
              <repeats value="false"/>
              <answerConstraint value="optionsOnly"/>
            </item>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.text"/>
              <text value="text:"/>
              <type value="string"/>
              <required value="false"/>
              <repeats value="false"/>
            </item>
          </item>
          <item>
            <linkId value="Parameters.parameter.value[x]._null.CodeableReference"/>
            <text value="Reference to a resource or a concept"/>
            <type value="group"/>
            <required value="false"/>
            <repeats value="true"/>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                <valueCodeableConcept>
                  <coding>
                    <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                    <code value="flyover"/>
                    <display value="Fly-over"/>
                  </coding>
                </valueCodeableConcept>
              </extension>
              <linkId value="CodeableReference-flyover"/>
              <text value="A reference to a resource (by instance), or instead, a reference to a concept defined in a terminology or ontology (by class)."/>
              <type value="display"/>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                <valueInteger value="1"/>
              </extension>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="string"/>
              </extension>
              <linkId value="CodeableReference.id"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="CodeableReference.id-flyover"/>
                <text value="Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces."/>
                <type value="display"/>
              </item>
              <item>
                <linkId value="CodeableReference.id.value"/>
                <text value="Unique id for inter-element referencing"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <linkId value="CodeableReference.extension"/>
              <text value="Additional content defined by implementations"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="CodeableReference.extension-flyover"/>
                <text value="May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and managable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone."/>
                <type value="display"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                <valueInteger value="1"/>
              </extension>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="CodeableConcept"/>
              </extension>
              <linkId value="CodeableReference.concept"/>
              <text value="Reference to a concept (by class)"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="CodeableReference.concept-flyover"/>
                <text value="A reference to a concept - e.g. the information is identified by its general class to the degree of precision found in the terminology."/>
                <type value="display"/>
              </item>
              <item>
                <linkId value="CodeableReference.concept.coding"/>
                <text value="code:"/>
                <type value="coding"/>
                <required value="false"/>
                <repeats value="false"/>
                <answerConstraint value="optionsOnly"/>
              </item>
              <item>
                <linkId value="CodeableReference.concept.text"/>
                <text value="text:"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                <valueInteger value="1"/>
              </extension>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="Reference"/>
              </extension>
              <linkId value="CodeableReference.reference"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="CodeableReference.reference-flyover"/>
                <text value="A reference to a resource the provides exact details about the information being referenced."/>
                <type value="display"/>
              </item>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-referenceFilter">
                  <valueString value="subject=$subj&amp;patient=$subj&amp;encounter=$encounter"/>
                </extension>
                <linkId value="CodeableReference.reference.value"/>
                <text value="Reference to a resource (by instance)"/>
                <type value="reference"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
          </item>
          <item>
            <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
              <valueString value="Coding"/>
            </extension>
            <linkId value="Parameters.parameter.value[x]._null"/>
            <type value="group"/>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.value"/>
              <type value="coding"/>
              <required value="false"/>
              <repeats value="false"/>
              <answerConstraint value="optionsOnly"/>
            </item>
          </item>
          <item>
            <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
              <valueString value="ContactPoint"/>
            </extension>
            <linkId value="Parameters.parameter.value[x]._null"/>
            <type value="group"/>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.system"/>
              <text value="type:"/>
              <type value="coding"/>
              <required value="false"/>
              <repeats value="false"/>
              <answerConstraint value="optionsOnly"/>
            </item>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.value"/>
              <text value="value:"/>
              <type value="string"/>
              <required value="false"/>
              <repeats value="false"/>
            </item>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.use"/>
              <text value="use:"/>
              <type value="coding"/>
              <required value="false"/>
              <repeats value="false"/>
              <answerConstraint value="optionsOnly"/>
            </item>
          </item>
          <item>
            <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
              <valueString value="Quantity"/>
            </extension>
            <linkId value="Parameters.parameter.value[x]._null"/>
            <type value="group"/>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.comparator"/>
              <text value="comp:"/>
              <type value="coding"/>
              <required value="false"/>
              <repeats value="false"/>
              <answerConstraint value="optionsOnly"/>
            </item>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.value"/>
              <text value="value:"/>
              <type value="decimal"/>
              <required value="false"/>
              <repeats value="false"/>
            </item>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.units"/>
              <text value="units:"/>
              <type value="string"/>
              <required value="false"/>
              <repeats value="false"/>
            </item>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.code"/>
              <text value="coded units:"/>
              <type value="string"/>
              <required value="false"/>
              <repeats value="false"/>
            </item>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.system"/>
              <text value="units system:"/>
              <type value="string"/>
              <required value="false"/>
              <repeats value="false"/>
            </item>
          </item>
          <item>
            <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
              <valueString value="Quantity"/>
            </extension>
            <linkId value="Parameters.parameter.value[x]._null"/>
            <type value="group"/>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.comparator"/>
              <text value="comp:"/>
              <type value="coding"/>
              <required value="false"/>
              <repeats value="false"/>
              <answerConstraint value="optionsOnly"/>
            </item>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.value"/>
              <text value="value:"/>
              <type value="decimal"/>
              <required value="false"/>
              <repeats value="false"/>
            </item>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.units"/>
              <text value="units:"/>
              <type value="string"/>
              <required value="false"/>
              <repeats value="false"/>
            </item>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.code"/>
              <text value="coded units:"/>
              <type value="string"/>
              <required value="false"/>
              <repeats value="false"/>
            </item>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.system"/>
              <text value="units system:"/>
              <type value="string"/>
              <required value="false"/>
              <repeats value="false"/>
            </item>
          </item>
          <item>
            <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
              <valueString value="Quantity"/>
            </extension>
            <linkId value="Parameters.parameter.value[x]._null"/>
            <type value="group"/>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.comparator"/>
              <text value="comp:"/>
              <type value="coding"/>
              <required value="false"/>
              <repeats value="false"/>
              <answerConstraint value="optionsOnly"/>
            </item>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.value"/>
              <text value="value:"/>
              <type value="decimal"/>
              <required value="false"/>
              <repeats value="false"/>
            </item>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.units"/>
              <text value="units:"/>
              <type value="string"/>
              <required value="false"/>
              <repeats value="false"/>
            </item>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.code"/>
              <text value="coded units:"/>
              <type value="string"/>
              <required value="false"/>
              <repeats value="false"/>
            </item>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.system"/>
              <text value="units system:"/>
              <type value="string"/>
              <required value="false"/>
              <repeats value="false"/>
            </item>
          </item>
          <item>
            <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
              <valueString value="Name"/>
            </extension>
            <linkId value="Parameters.parameter.value[x]._null"/>
            <type value="group"/>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.text"/>
              <text value="text:"/>
              <type value="string"/>
              <required value="false"/>
              <repeats value="false"/>
            </item>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.family"/>
              <text value="family:"/>
              <type value="string"/>
              <required value="false"/>
              <repeats value="true"/>
            </item>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.given"/>
              <text value="given:"/>
              <type value="string"/>
              <required value="false"/>
              <repeats value="true"/>
            </item>
          </item>
          <item>
            <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
              <valueString value="Identifier"/>
            </extension>
            <linkId value="Parameters.parameter.value[x]._null"/>
            <type value="group"/>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.label"/>
              <text value="label:"/>
              <type value="string"/>
              <required value="false"/>
              <repeats value="false"/>
            </item>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.system"/>
              <text value="system:"/>
              <type value="string"/>
              <required value="false"/>
              <repeats value="false"/>
            </item>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.value"/>
              <text value="value:"/>
              <type value="string"/>
              <required value="false"/>
              <repeats value="false"/>
            </item>
          </item>
          <item>
            <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
              <valueString value="Quantity"/>
            </extension>
            <linkId value="Parameters.parameter.value[x]._null"/>
            <type value="group"/>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.comparator"/>
              <text value="comp:"/>
              <type value="coding"/>
              <required value="false"/>
              <repeats value="false"/>
              <answerConstraint value="optionsOnly"/>
            </item>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.value"/>
              <text value="value:"/>
              <type value="decimal"/>
              <required value="false"/>
              <repeats value="false"/>
            </item>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.units"/>
              <text value="units:"/>
              <type value="string"/>
              <required value="false"/>
              <repeats value="false"/>
            </item>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.code"/>
              <text value="coded units:"/>
              <type value="string"/>
              <required value="false"/>
              <repeats value="false"/>
            </item>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.system"/>
              <text value="units system:"/>
              <type value="string"/>
              <required value="false"/>
              <repeats value="false"/>
            </item>
          </item>
          <item>
            <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
              <valueString value="Period"/>
            </extension>
            <linkId value="Parameters.parameter.value[x]._null"/>
            <type value="group"/>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.low"/>
              <text value="start:"/>
              <type value="dateTime"/>
              <required value="false"/>
              <repeats value="false"/>
            </item>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.end"/>
              <text value="end:"/>
              <type value="dateTime"/>
              <required value="false"/>
              <repeats value="false"/>
            </item>
          </item>
          <item>
            <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
              <valueString value="Quantity"/>
            </extension>
            <linkId value="Parameters.parameter.value[x]._null"/>
            <type value="group"/>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.comparator"/>
              <text value="comp:"/>
              <type value="coding"/>
              <required value="false"/>
              <repeats value="false"/>
              <answerConstraint value="optionsOnly"/>
            </item>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.value"/>
              <text value="value:"/>
              <type value="decimal"/>
              <required value="false"/>
              <repeats value="false"/>
            </item>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.units"/>
              <text value="units:"/>
              <type value="string"/>
              <required value="false"/>
              <repeats value="false"/>
            </item>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.code"/>
              <text value="coded units:"/>
              <type value="string"/>
              <required value="false"/>
              <repeats value="false"/>
            </item>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.system"/>
              <text value="units system:"/>
              <type value="string"/>
              <required value="false"/>
              <repeats value="false"/>
            </item>
          </item>
          <item>
            <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
              <valueString value="Range"/>
            </extension>
            <linkId value="Parameters.parameter.value[x]._null"/>
            <type value="group"/>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.low"/>
              <text value="low:"/>
              <type value="decimal"/>
              <required value="false"/>
              <repeats value="false"/>
            </item>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.high"/>
              <text value="high:"/>
              <type value="decimal"/>
              <required value="false"/>
              <repeats value="false"/>
            </item>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.units"/>
              <text value="units:"/>
              <type value="string"/>
              <required value="false"/>
              <repeats value="false"/>
            </item>
          </item>
          <item>
            <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
              <valueString value="Ratio"/>
            </extension>
            <linkId value="Parameters.parameter.value[x]._null"/>
            <type value="group"/>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.numerator"/>
              <text value="numerator:"/>
              <type value="decimal"/>
              <required value="false"/>
              <repeats value="false"/>
            </item>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.denominator"/>
              <text value="denominator:"/>
              <type value="decimal"/>
              <required value="false"/>
              <repeats value="false"/>
            </item>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.units"/>
              <text value="units:"/>
              <type value="string"/>
              <required value="false"/>
              <repeats value="false"/>
            </item>
          </item>
          <item>
            <linkId value="Parameters.parameter.value[x]._null.RatioRange"/>
            <text value="Range of ratio values"/>
            <type value="group"/>
            <required value="false"/>
            <repeats value="true"/>
            <item>
              <linkId value="RatioRange-display"/>
              <text value="The stated low and high value are assumed to have arbitrarily high precision when it comes to determining which values are in the range. I.e. 1.99 is not in the range 2 -&gt; 3."/>
              <type value="display"/>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                <valueCodeableConcept>
                  <coding>
                    <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                    <code value="flyover"/>
                    <display value="Fly-over"/>
                  </coding>
                </valueCodeableConcept>
              </extension>
              <linkId value="RatioRange-flyover"/>
              <text value="A range of ratios expressed as a low and high numerator and a denominator."/>
              <type value="display"/>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                <valueInteger value="1"/>
              </extension>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="string"/>
              </extension>
              <linkId value="RatioRange.id"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="RatioRange.id-flyover"/>
                <text value="Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces."/>
                <type value="display"/>
              </item>
              <item>
                <linkId value="RatioRange.id.value"/>
                <text value="Unique id for inter-element referencing"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <linkId value="RatioRange.extension"/>
              <text value="Additional content defined by implementations"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="RatioRange.extension-flyover"/>
                <text value="May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and managable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone."/>
                <type value="display"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                <valueInteger value="1"/>
              </extension>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="Quantity"/>
              </extension>
              <linkId value="RatioRange.lowNumerator"/>
              <text value="Low Numerator limit"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="RatioRange.lowNumerator-flyover"/>
                <text value="The value of the low limit numerator. If the low element is missing, the low boundary is not known."/>
                <type value="display"/>
              </item>
              <item>
                <linkId value="RatioRange.lowNumerator.comparator"/>
                <text value="comp:"/>
                <type value="coding"/>
                <required value="false"/>
                <repeats value="false"/>
                <answerConstraint value="optionsOnly"/>
              </item>
              <item>
                <linkId value="RatioRange.lowNumerator.value"/>
                <text value="value:"/>
                <type value="decimal"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
              <item>
                <linkId value="RatioRange.lowNumerator.units"/>
                <text value="units:"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
              <item>
                <linkId value="RatioRange.lowNumerator.code"/>
                <text value="coded units:"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
              <item>
                <linkId value="RatioRange.lowNumerator.system"/>
                <text value="units system:"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                <valueInteger value="1"/>
              </extension>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="Quantity"/>
              </extension>
              <linkId value="RatioRange.highNumerator"/>
              <text value="High Numerator limit"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="RatioRange.highNumerator-flyover"/>
                <text value="The value of the high limit numerator. If the high element is missing, the high boundary is not known."/>
                <type value="display"/>
              </item>
              <item>
                <linkId value="RatioRange.highNumerator.comparator"/>
                <text value="comp:"/>
                <type value="coding"/>
                <required value="false"/>
                <repeats value="false"/>
                <answerConstraint value="optionsOnly"/>
              </item>
              <item>
                <linkId value="RatioRange.highNumerator.value"/>
                <text value="value:"/>
                <type value="decimal"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
              <item>
                <linkId value="RatioRange.highNumerator.units"/>
                <text value="units:"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
              <item>
                <linkId value="RatioRange.highNumerator.code"/>
                <text value="coded units:"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
              <item>
                <linkId value="RatioRange.highNumerator.system"/>
                <text value="units system:"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                <valueInteger value="1"/>
              </extension>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="Quantity"/>
              </extension>
              <linkId value="RatioRange.denominator"/>
              <text value="Denominator value"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="RatioRange.denominator-flyover"/>
                <text value="The value of the denominator."/>
                <type value="display"/>
              </item>
              <item>
                <linkId value="RatioRange.denominator.comparator"/>
                <text value="comp:"/>
                <type value="coding"/>
                <required value="false"/>
                <repeats value="false"/>
                <answerConstraint value="optionsOnly"/>
              </item>
              <item>
                <linkId value="RatioRange.denominator.value"/>
                <text value="value:"/>
                <type value="decimal"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
              <item>
                <linkId value="RatioRange.denominator.units"/>
                <text value="units:"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
              <item>
                <linkId value="RatioRange.denominator.code"/>
                <text value="coded units:"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
              <item>
                <linkId value="RatioRange.denominator.system"/>
                <text value="units system:"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
          </item>
          <item>
            <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
              <valueString value="Reference"/>
            </extension>
            <linkId value="Parameters.parameter.value[x]._null"/>
            <type value="group"/>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-referenceFilter">
                <valueString value="subject=$subj&amp;patient=$subj&amp;encounter=$encounter"/>
              </extension>
              <linkId value="Parameters.parameter.value[x]._null.value"/>
              <type value="reference"/>
              <required value="false"/>
              <repeats value="false"/>
            </item>
          </item>
          <item>
            <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
              <valueString value="SampledData"/>
            </extension>
            <linkId value="Parameters.parameter.value[x]._null"/>
            <type value="group"/>
          </item>
          <item>
            <linkId value="Parameters.parameter.value[x]._null"/>
            <type value="group"/>
          </item>
          <item>
            <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
              <valueString value="Schedule"/>
            </extension>
            <linkId value="Parameters.parameter.value[x]._null"/>
            <type value="group"/>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.text"/>
              <text value="text:"/>
              <type value="string"/>
              <required value="false"/>
              <repeats value="false"/>
            </item>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.date"/>
              <text value="date:"/>
              <type value="dateTime"/>
              <required value="false"/>
              <repeats value="false"/>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-referenceResource">
                <valueCode value="Patient"/>
              </extension>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-referenceResource">
                <valueCode value="Practitioner"/>
              </extension>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-referenceResource">
                <valueCode value="RelatedPerson"/>
              </extension>
              <linkId value="Parameters.parameter.value[x]._null.author"/>
              <text value="author:"/>
              <type value="reference"/>
              <required value="false"/>
              <repeats value="false"/>
            </item>
          </item>
          <item>
            <linkId value="Parameters.parameter.value[x]._null.ContactDetail"/>
            <text value="Contact information"/>
            <type value="group"/>
            <required value="false"/>
            <repeats value="true"/>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                <valueCodeableConcept>
                  <coding>
                    <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                    <code value="flyover"/>
                    <display value="Fly-over"/>
                  </coding>
                </valueCodeableConcept>
              </extension>
              <linkId value="ContactDetail-flyover"/>
              <text value="Specifies contact information for a person or organization."/>
              <type value="display"/>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                <valueInteger value="1"/>
              </extension>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="string"/>
              </extension>
              <linkId value="ContactDetail.id"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="ContactDetail.id-flyover"/>
                <text value="Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces."/>
                <type value="display"/>
              </item>
              <item>
                <linkId value="ContactDetail.id.value"/>
                <text value="Unique id for inter-element referencing"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <linkId value="ContactDetail.extension"/>
              <text value="Additional content defined by implementations"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="ContactDetail.extension-flyover"/>
                <text value="May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and managable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone."/>
                <type value="display"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                <valueInteger value="1"/>
              </extension>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="string"/>
              </extension>
              <linkId value="ContactDetail.name"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="ContactDetail.name-flyover"/>
                <text value="The name of an individual to contact. If there is no named individual, the telecom information is for the organization as a whole."/>
                <type value="display"/>
              </item>
              <item>
                <linkId value="ContactDetail.name.value"/>
                <text value="Name of an individual to contact"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="ContactPoint"/>
              </extension>
              <linkId value="ContactDetail.telecom"/>
              <text value="Contact details for individual or organization"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="ContactDetail.telecom-flyover"/>
                <text value="The contact details for the individual (if a name was provided) or the organization."/>
                <type value="display"/>
              </item>
              <item>
                <linkId value="ContactDetail.telecom.system"/>
                <text value="type:"/>
                <type value="coding"/>
                <required value="false"/>
                <repeats value="false"/>
                <answerConstraint value="optionsOnly"/>
              </item>
              <item>
                <linkId value="ContactDetail.telecom.value"/>
                <text value="value:"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
              <item>
                <linkId value="ContactDetail.telecom.use"/>
                <text value="use:"/>
                <type value="coding"/>
                <required value="false"/>
                <repeats value="false"/>
                <answerConstraint value="optionsOnly"/>
              </item>
            </item>
          </item>
          <item>
            <linkId value="Parameters.parameter.value[x]._null.DataRequirement"/>
            <text value="Describes a required data item"/>
            <type value="group"/>
            <required value="false"/>
            <repeats value="true"/>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                <valueCodeableConcept>
                  <coding>
                    <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                    <code value="flyover"/>
                    <display value="Fly-over"/>
                  </coding>
                </valueCodeableConcept>
              </extension>
              <linkId value="DataRequirement-flyover"/>
              <text value="Describes a required data item for evaluation in terms of the type of data, and optional code or date-based filters of the data."/>
              <type value="display"/>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                <valueInteger value="1"/>
              </extension>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="string"/>
              </extension>
              <linkId value="DataRequirement.id"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="DataRequirement.id-flyover"/>
                <text value="Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces."/>
                <type value="display"/>
              </item>
              <item>
                <linkId value="DataRequirement.id.value"/>
                <text value="Unique id for inter-element referencing"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <linkId value="DataRequirement.extension"/>
              <text value="Additional content defined by implementations"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="DataRequirement.extension-flyover"/>
                <text value="May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and managable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone."/>
                <type value="display"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-minOccurs">
                <valueInteger value="1"/>
              </extension>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                <valueInteger value="1"/>
              </extension>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="code"/>
              </extension>
              <linkId value="DataRequirement.type"/>
              <type value="group"/>
              <required value="true"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="DataRequirement.type-flyover"/>
                <text value="The type of the required data, specified as the type name of a resource. For profiles, this value is set to the type of the base resource of the profile."/>
                <type value="display"/>
              </item>
              <item>
                <linkId value="DataRequirement.type.value"/>
                <text value="type"/>
                <type value="coding"/>
                <required value="false"/>
                <repeats value="false"/>
                <answerConstraint value="optionsOrType"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="uri"/>
              </extension>
              <linkId value="DataRequirement.profile"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="DataRequirement.profile-flyover"/>
                <text value="The profile of the required data, specified as the uri of the profile definition."/>
                <type value="display"/>
              </item>
              <item>
                <linkId value="DataRequirement.profile.value"/>
                <text value="The profile of the required data"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                <valueInteger value="1"/>
              </extension>
              <linkId value="DataRequirement.subject[x]"/>
              <text value="E.g. Patient, Practitioner, RelatedPerson, Organization, Location, Device"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="DataRequirement.subject[x]-flyover"/>
                <text value="The intended subjects of the data requirement. If this element is not provided, a Patient subject is assumed. The subject of a data requirement is critical, as the data being specified is determined with respect to a particular subject. This corresponds roughly to the notion of a Compartment in that it limits what data is available based on its relationship to the subject. In CQL, this corresponds to the context declaration."/>
                <type value="display"/>
              </item>
              <item>
                <linkId value="DataRequirement.subject[x]._type"/>
                <text value="type"/>
                <type value="coding"/>
                <required value="false"/>
                <repeats value="false"/>
                <answerConstraint value="optionsOnly"/>
                <answerValueSet value="#vs3"/>
                <item>
                  <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                    <valueString value="CodeableConcept"/>
                  </extension>
                  <linkId value="DataRequirement.subject[x]._null"/>
                  <type value="group"/>
                  <item>
                    <linkId value="DataRequirement.subject[x]._null.coding"/>
                    <text value="code:"/>
                    <type value="coding"/>
                    <required value="false"/>
                    <repeats value="false"/>
                    <answerConstraint value="optionsOnly"/>
                  </item>
                  <item>
                    <linkId value="DataRequirement.subject[x]._null.text"/>
                    <text value="text:"/>
                    <type value="string"/>
                    <required value="false"/>
                    <repeats value="false"/>
                  </item>
                </item>
                <item>
                  <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                    <valueString value="Reference"/>
                  </extension>
                  <linkId value="DataRequirement.subject[x]._null"/>
                  <type value="group"/>
                  <item>
                    <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-referenceResource">
                      <valueCode value="Group"/>
                    </extension>
                    <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-referenceFilter">
                      <valueString value="subject=$subj&amp;patient=$subj&amp;encounter=$encounter"/>
                    </extension>
                    <linkId value="DataRequirement.subject[x]._null.value"/>
                    <type value="reference"/>
                    <required value="false"/>
                    <repeats value="false"/>
                  </item>
                </item>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="string"/>
              </extension>
              <linkId value="DataRequirement.mustSupport"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="DataRequirement.mustSupport-flyover"/>
                <text value="Indicates that specific elements of the type are referenced by the knowledge module and must be supported by the consumer in order to obtain an effective evaluation. This does not mean that a value is required for this element, only that the consuming system must understand the element and be able to provide values for it if they are available. &#xA;&#xA;The value of mustSupport SHALL be a FHIRPath resolvable on the type of the DataRequirement. The path SHALL consist only of identifiers, constant indexers, and .resolve() (see the [Simple FHIRPath Profile](fhirpath.html#simple) for full details)."/>
                <type value="display"/>
              </item>
              <item>
                <linkId value="DataRequirement.mustSupport.value"/>
                <text value="Indicates specific structure elements that are referenced by the knowledge module"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.DataRequirement.codeFilter"/>
              <text value="What codes are expected"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="DataRequirement.codeFilter-flyover"/>
                <text value="Code filters specify additional constraints on the data, specifying the value set of interest for a particular element of the data. Each code filter defines an additional constraint on the data, i.e. code filters are AND'ed, not OR'ed."/>
                <type value="display"/>
              </item>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                  <valueInteger value="1"/>
                </extension>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                  <valueString value="string"/>
                </extension>
                <linkId value="DataRequirement.codeFilter.id"/>
                <type value="group"/>
                <required value="false"/>
                <repeats value="true"/>
                <item>
                  <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                    <valueCodeableConcept>
                      <coding>
                        <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                        <code value="flyover"/>
                        <display value="Fly-over"/>
                      </coding>
                    </valueCodeableConcept>
                  </extension>
                  <linkId value="DataRequirement.codeFilter.id-flyover"/>
                  <text value="Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces."/>
                  <type value="display"/>
                </item>
                <item>
                  <linkId value="DataRequirement.codeFilter.id.value"/>
                  <text value="Unique id for inter-element referencing"/>
                  <type value="string"/>
                  <required value="false"/>
                  <repeats value="false"/>
                </item>
              </item>
              <item>
                <linkId value="DataRequirement.codeFilter.extension"/>
                <text value="Additional content defined by implementations"/>
                <type value="group"/>
                <required value="false"/>
                <repeats value="true"/>
                <item>
                  <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                    <valueCodeableConcept>
                      <coding>
                        <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                        <code value="flyover"/>
                        <display value="Fly-over"/>
                      </coding>
                    </valueCodeableConcept>
                  </extension>
                  <linkId value="DataRequirement.codeFilter.extension-flyover"/>
                  <text value="May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and managable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone."/>
                  <type value="display"/>
                </item>
              </item>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                  <valueInteger value="1"/>
                </extension>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                  <valueString value="string"/>
                </extension>
                <linkId value="DataRequirement.codeFilter.path"/>
                <type value="group"/>
                <required value="false"/>
                <repeats value="true"/>
                <item>
                  <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                    <valueCodeableConcept>
                      <coding>
                        <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                        <code value="flyover"/>
                        <display value="Fly-over"/>
                      </coding>
                    </valueCodeableConcept>
                  </extension>
                  <linkId value="DataRequirement.codeFilter.path-flyover"/>
                  <text value="The code-valued attribute of the filter. The specified path SHALL be a FHIRPath resolvable on the specified type of the DataRequirement, and SHALL consist only of identifiers, constant indexers, and .resolve(). The path is allowed to contain qualifiers (.) to traverse sub-elements, as well as indexers ([x]) to traverse multiple-cardinality sub-elements (see the [Simple FHIRPath Profile](fhirpath.html#simple) for full details). Note that the index must be an integer constant. The path must resolve to an element of type code, Coding, or CodeableConcept. The path attribute contains a [Simple FHIRPath Subset](fhirpath.html#simple) that allows path traversal, but not calculation."/>
                  <type value="display"/>
                </item>
                <item>
                  <linkId value="DataRequirement.codeFilter.path.value"/>
                  <text value="A code-valued attribute to filter on"/>
                  <type value="string"/>
                  <required value="false"/>
                  <repeats value="false"/>
                </item>
              </item>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                  <valueInteger value="1"/>
                </extension>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                  <valueString value="string"/>
                </extension>
                <linkId value="DataRequirement.codeFilter.searchParam"/>
                <type value="group"/>
                <required value="false"/>
                <repeats value="true"/>
                <item>
                  <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                    <valueCodeableConcept>
                      <coding>
                        <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                        <code value="flyover"/>
                        <display value="Fly-over"/>
                      </coding>
                    </valueCodeableConcept>
                  </extension>
                  <linkId value="DataRequirement.codeFilter.searchParam-flyover"/>
                  <text value="A token parameter that refers to a search parameter defined on the specified type of the DataRequirement, and which searches on elements of type code, Coding, or CodeableConcept."/>
                  <type value="display"/>
                </item>
                <item>
                  <linkId value="DataRequirement.codeFilter.searchParam.value"/>
                  <text value="A coded (token) parameter to search on"/>
                  <type value="string"/>
                  <required value="false"/>
                  <repeats value="false"/>
                </item>
              </item>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                  <valueInteger value="1"/>
                </extension>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                  <valueString value="uri"/>
                </extension>
                <linkId value="DataRequirement.codeFilter.valueSet"/>
                <type value="group"/>
                <required value="false"/>
                <repeats value="true"/>
                <item>
                  <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                    <valueCodeableConcept>
                      <coding>
                        <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                        <code value="flyover"/>
                        <display value="Fly-over"/>
                      </coding>
                    </valueCodeableConcept>
                  </extension>
                  <linkId value="DataRequirement.codeFilter.valueSet-flyover"/>
                  <text value="The valueset for the code filter. The valueSet and code elements are additive. If valueSet is specified, the filter will return only those data items for which the value of the code-valued element specified in the path is a member of the specified valueset."/>
                  <type value="display"/>
                </item>
                <item>
                  <linkId value="DataRequirement.codeFilter.valueSet.value"/>
                  <text value="ValueSet for the filter"/>
                  <type value="string"/>
                  <required value="false"/>
                  <repeats value="false"/>
                </item>
              </item>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                  <valueString value="Coding"/>
                </extension>
                <linkId value="DataRequirement.codeFilter.code"/>
                <type value="group"/>
                <required value="false"/>
                <repeats value="true"/>
                <item>
                  <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                    <valueCodeableConcept>
                      <coding>
                        <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                        <code value="flyover"/>
                        <display value="Fly-over"/>
                      </coding>
                    </valueCodeableConcept>
                  </extension>
                  <linkId value="DataRequirement.codeFilter.code-flyover"/>
                  <text value="The codes for the code filter. If values are given, the filter will return only those data items for which the code-valued attribute specified by the path has a value that is one of the specified codes. If codes are specified in addition to a value set, the filter returns items matching a code in the value set or one of the specified codes."/>
                  <type value="display"/>
                </item>
                <item>
                  <linkId value="DataRequirement.codeFilter.code.value"/>
                  <text value="What code is expected"/>
                  <type value="coding"/>
                  <required value="false"/>
                  <repeats value="false"/>
                  <answerConstraint value="optionsOnly"/>
                </item>
              </item>
            </item>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.DataRequirement.dateFilter"/>
              <text value="What dates/date ranges are expected"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="DataRequirement.dateFilter-flyover"/>
                <text value="Date filters specify additional constraints on the data in terms of the applicable date range for specific elements. Each date filter specifies an additional constraint on the data, i.e. date filters are AND'ed, not OR'ed."/>
                <type value="display"/>
              </item>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                  <valueInteger value="1"/>
                </extension>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                  <valueString value="string"/>
                </extension>
                <linkId value="DataRequirement.dateFilter.id"/>
                <type value="group"/>
                <required value="false"/>
                <repeats value="true"/>
                <item>
                  <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                    <valueCodeableConcept>
                      <coding>
                        <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                        <code value="flyover"/>
                        <display value="Fly-over"/>
                      </coding>
                    </valueCodeableConcept>
                  </extension>
                  <linkId value="DataRequirement.dateFilter.id-flyover"/>
                  <text value="Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces."/>
                  <type value="display"/>
                </item>
                <item>
                  <linkId value="DataRequirement.dateFilter.id.value"/>
                  <text value="Unique id for inter-element referencing"/>
                  <type value="string"/>
                  <required value="false"/>
                  <repeats value="false"/>
                </item>
              </item>
              <item>
                <linkId value="DataRequirement.dateFilter.extension"/>
                <text value="Additional content defined by implementations"/>
                <type value="group"/>
                <required value="false"/>
                <repeats value="true"/>
                <item>
                  <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                    <valueCodeableConcept>
                      <coding>
                        <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                        <code value="flyover"/>
                        <display value="Fly-over"/>
                      </coding>
                    </valueCodeableConcept>
                  </extension>
                  <linkId value="DataRequirement.dateFilter.extension-flyover"/>
                  <text value="May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and managable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone."/>
                  <type value="display"/>
                </item>
              </item>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                  <valueInteger value="1"/>
                </extension>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                  <valueString value="string"/>
                </extension>
                <linkId value="DataRequirement.dateFilter.path"/>
                <type value="group"/>
                <required value="false"/>
                <repeats value="true"/>
                <item>
                  <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                    <valueCodeableConcept>
                      <coding>
                        <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                        <code value="flyover"/>
                        <display value="Fly-over"/>
                      </coding>
                    </valueCodeableConcept>
                  </extension>
                  <linkId value="DataRequirement.dateFilter.path-flyover"/>
                  <text value="The date-valued attribute of the filter. The specified path SHALL be a FHIRPath resolvable on the specified type of the DataRequirement, and SHALL consist only of identifiers, constant indexers, and .resolve(). The path is allowed to contain qualifiers (.) to traverse sub-elements, as well as indexers ([x]) to traverse multiple-cardinality sub-elements (see the [Simple FHIRPath Profile](fhirpath.html#simple) for full details). Note that the index must be an integer constant. The path must resolve to an element of type date, dateTime, Period, Schedule, or Timing. The path attribute contains a [Simple FHIR Subset](fhirpath.html#simple) that allows path traversal, but not calculation."/>
                  <type value="display"/>
                </item>
                <item>
                  <linkId value="DataRequirement.dateFilter.path.value"/>
                  <text value="A date-valued attribute to filter on"/>
                  <type value="string"/>
                  <required value="false"/>
                  <repeats value="false"/>
                </item>
              </item>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                  <valueInteger value="1"/>
                </extension>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                  <valueString value="string"/>
                </extension>
                <linkId value="DataRequirement.dateFilter.searchParam"/>
                <type value="group"/>
                <required value="false"/>
                <repeats value="true"/>
                <item>
                  <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                    <valueCodeableConcept>
                      <coding>
                        <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                        <code value="flyover"/>
                        <display value="Fly-over"/>
                      </coding>
                    </valueCodeableConcept>
                  </extension>
                  <linkId value="DataRequirement.dateFilter.searchParam-flyover"/>
                  <text value="A date parameter that refers to a search parameter defined on the specified type of the DataRequirement, and which searches on elements of type date, dateTime, Period, Schedule, or Timing."/>
                  <type value="display"/>
                </item>
                <item>
                  <linkId value="DataRequirement.dateFilter.searchParam.value"/>
                  <text value="A date valued parameter to search on"/>
                  <type value="string"/>
                  <required value="false"/>
                  <repeats value="false"/>
                </item>
              </item>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                  <valueInteger value="1"/>
                </extension>
                <linkId value="DataRequirement.dateFilter.value[x]"/>
                <text value="The value of the filter, as a Period, DateTime, or Duration value"/>
                <type value="group"/>
                <required value="false"/>
                <repeats value="true"/>
                <item>
                  <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                    <valueCodeableConcept>
                      <coding>
                        <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                        <code value="flyover"/>
                        <display value="Fly-over"/>
                      </coding>
                    </valueCodeableConcept>
                  </extension>
                  <linkId value="DataRequirement.dateFilter.value[x]-flyover"/>
                  <text value="The value of the filter. If period is specified, the filter will return only those data items that fall within the bounds determined by the Period, inclusive of the period boundaries. If dateTime is specified, the filter will return only those data items that are equal to the specified dateTime. If a Duration is specified, the filter will return only those data items that fall within Duration before now."/>
                  <type value="display"/>
                </item>
                <item>
                  <linkId value="DataRequirement.dateFilter.value[x]._type"/>
                  <text value="type"/>
                  <type value="coding"/>
                  <required value="false"/>
                  <repeats value="false"/>
                  <answerConstraint value="optionsOnly"/>
                  <answerValueSet value="#vs4"/>
                  <item>
                    <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                      <valueString value="datetime"/>
                    </extension>
                    <linkId value="DataRequirement.dateFilter.value[x]._null"/>
                    <type value="group"/>
                    <item>
                      <linkId value="DataRequirement.dateFilter.value[x]._null.value"/>
                      <type value="dateTime"/>
                      <required value="false"/>
                      <repeats value="false"/>
                    </item>
                  </item>
                  <item>
                    <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                      <valueString value="Period"/>
                    </extension>
                    <linkId value="DataRequirement.dateFilter.value[x]._null"/>
                    <type value="group"/>
                    <item>
                      <linkId value="DataRequirement.dateFilter.value[x]._null.low"/>
                      <text value="start:"/>
                      <type value="dateTime"/>
                      <required value="false"/>
                      <repeats value="false"/>
                    </item>
                    <item>
                      <linkId value="DataRequirement.dateFilter.value[x]._null.end"/>
                      <text value="end:"/>
                      <type value="dateTime"/>
                      <required value="false"/>
                      <repeats value="false"/>
                    </item>
                  </item>
                  <item>
                    <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                      <valueString value="Quantity"/>
                    </extension>
                    <linkId value="DataRequirement.dateFilter.value[x]._null"/>
                    <type value="group"/>
                    <item>
                      <linkId value="DataRequirement.dateFilter.value[x]._null.comparator"/>
                      <text value="comp:"/>
                      <type value="coding"/>
                      <required value="false"/>
                      <repeats value="false"/>
                      <answerConstraint value="optionsOnly"/>
                    </item>
                    <item>
                      <linkId value="DataRequirement.dateFilter.value[x]._null.value"/>
                      <text value="value:"/>
                      <type value="decimal"/>
                      <required value="false"/>
                      <repeats value="false"/>
                    </item>
                    <item>
                      <linkId value="DataRequirement.dateFilter.value[x]._null.units"/>
                      <text value="units:"/>
                      <type value="string"/>
                      <required value="false"/>
                      <repeats value="false"/>
                    </item>
                    <item>
                      <linkId value="DataRequirement.dateFilter.value[x]._null.code"/>
                      <text value="coded units:"/>
                      <type value="string"/>
                      <required value="false"/>
                      <repeats value="false"/>
                    </item>
                    <item>
                      <linkId value="DataRequirement.dateFilter.value[x]._null.system"/>
                      <text value="units system:"/>
                      <type value="string"/>
                      <required value="false"/>
                      <repeats value="false"/>
                    </item>
                  </item>
                </item>
              </item>
            </item>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.DataRequirement.valueFilter"/>
              <text value="What values are expected"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="DataRequirement.valueFilter-flyover"/>
                <text value="Value filters specify additional constraints on the data for elements other than code-valued or date-valued. Each value filter specifies an additional constraint on the data (i.e. valueFilters are AND'ed, not OR'ed)."/>
                <type value="display"/>
              </item>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                  <valueInteger value="1"/>
                </extension>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                  <valueString value="string"/>
                </extension>
                <linkId value="DataRequirement.valueFilter.id"/>
                <type value="group"/>
                <required value="false"/>
                <repeats value="true"/>
                <item>
                  <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                    <valueCodeableConcept>
                      <coding>
                        <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                        <code value="flyover"/>
                        <display value="Fly-over"/>
                      </coding>
                    </valueCodeableConcept>
                  </extension>
                  <linkId value="DataRequirement.valueFilter.id-flyover"/>
                  <text value="Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces."/>
                  <type value="display"/>
                </item>
                <item>
                  <linkId value="DataRequirement.valueFilter.id.value"/>
                  <text value="Unique id for inter-element referencing"/>
                  <type value="string"/>
                  <required value="false"/>
                  <repeats value="false"/>
                </item>
              </item>
              <item>
                <linkId value="DataRequirement.valueFilter.extension"/>
                <text value="Additional content defined by implementations"/>
                <type value="group"/>
                <required value="false"/>
                <repeats value="true"/>
                <item>
                  <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                    <valueCodeableConcept>
                      <coding>
                        <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                        <code value="flyover"/>
                        <display value="Fly-over"/>
                      </coding>
                    </valueCodeableConcept>
                  </extension>
                  <linkId value="DataRequirement.valueFilter.extension-flyover"/>
                  <text value="May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and managable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone."/>
                  <type value="display"/>
                </item>
              </item>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                  <valueInteger value="1"/>
                </extension>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                  <valueString value="string"/>
                </extension>
                <linkId value="DataRequirement.valueFilter.path"/>
                <type value="group"/>
                <required value="false"/>
                <repeats value="true"/>
                <item>
                  <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                    <valueCodeableConcept>
                      <coding>
                        <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                        <code value="flyover"/>
                        <display value="Fly-over"/>
                      </coding>
                    </valueCodeableConcept>
                  </extension>
                  <linkId value="DataRequirement.valueFilter.path-flyover"/>
                  <text value="The attribute of the filter. The specified path SHALL be a FHIRPath resolvable on the specified type of the DataRequirement, and SHALL consist only of identifiers, constant indexers, and .resolve(). The path is allowed to contain qualifiers (.) to traverse sub-elements, as well as indexers ([x]) to traverse multiple-cardinality sub-elements (see the [Simple FHIRPath Profile](fhirpath.html#simple) for full details). Note that the index must be an integer constant. The path must resolve to an element of a type that is comparable to the valueFilter.value[x] element for the filter. The path attribute contains a [Simple FHIR Subset](fhirpath.html#simple) that allows path traversal, but not calculation."/>
                  <type value="display"/>
                </item>
                <item>
                  <linkId value="DataRequirement.valueFilter.path.value"/>
                  <text value="An attribute to filter on"/>
                  <type value="string"/>
                  <required value="false"/>
                  <repeats value="false"/>
                </item>
              </item>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                  <valueInteger value="1"/>
                </extension>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                  <valueString value="string"/>
                </extension>
                <linkId value="DataRequirement.valueFilter.searchParam"/>
                <type value="group"/>
                <required value="false"/>
                <repeats value="true"/>
                <item>
                  <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                    <valueCodeableConcept>
                      <coding>
                        <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                        <code value="flyover"/>
                        <display value="Fly-over"/>
                      </coding>
                    </valueCodeableConcept>
                  </extension>
                  <linkId value="DataRequirement.valueFilter.searchParam-flyover"/>
                  <text value="A search parameter defined on the specified type of the DataRequirement, and which searches on elements of a type compatible with the type of the valueFilter.value[x] for the filter."/>
                  <type value="display"/>
                </item>
                <item>
                  <linkId value="DataRequirement.valueFilter.searchParam.value"/>
                  <text value="A parameter to search on"/>
                  <type value="string"/>
                  <required value="false"/>
                  <repeats value="false"/>
                </item>
              </item>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                  <valueInteger value="1"/>
                </extension>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                  <valueString value="code"/>
                </extension>
                <linkId value="DataRequirement.valueFilter.comparator"/>
                <type value="group"/>
                <required value="false"/>
                <repeats value="true"/>
                <item>
                  <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                    <valueCodeableConcept>
                      <coding>
                        <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                        <code value="flyover"/>
                        <display value="Fly-over"/>
                      </coding>
                    </valueCodeableConcept>
                  </extension>
                  <linkId value="DataRequirement.valueFilter.comparator-flyover"/>
                  <text value="The comparator to be used to determine whether the value is matching."/>
                  <type value="display"/>
                </item>
                <item>
                  <linkId value="DataRequirement.valueFilter.comparator.value"/>
                  <text value="comparator"/>
                  <type value="coding"/>
                  <required value="false"/>
                  <repeats value="false"/>
                  <answerConstraint value="optionsOrType"/>
                </item>
              </item>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                  <valueInteger value="1"/>
                </extension>
                <linkId value="DataRequirement.valueFilter.value[x]"/>
                <text value="The value of the filter, as a Period, DateTime, or Duration value"/>
                <type value="group"/>
                <required value="false"/>
                <repeats value="true"/>
                <item>
                  <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                    <valueCodeableConcept>
                      <coding>
                        <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                        <code value="flyover"/>
                        <display value="Fly-over"/>
                      </coding>
                    </valueCodeableConcept>
                  </extension>
                  <linkId value="DataRequirement.valueFilter.value[x]-flyover"/>
                  <text value="The value of the filter."/>
                  <type value="display"/>
                </item>
                <item>
                  <linkId value="DataRequirement.valueFilter.value[x]._type"/>
                  <text value="type"/>
                  <type value="coding"/>
                  <required value="false"/>
                  <repeats value="false"/>
                  <answerConstraint value="optionsOnly"/>
                  <answerValueSet value="#vs5"/>
                  <item>
                    <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                      <valueString value="datetime"/>
                    </extension>
                    <linkId value="DataRequirement.valueFilter.value[x]._null"/>
                    <type value="group"/>
                    <item>
                      <linkId value="DataRequirement.valueFilter.value[x]._null.value"/>
                      <type value="dateTime"/>
                      <required value="false"/>
                      <repeats value="false"/>
                    </item>
                  </item>
                  <item>
                    <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                      <valueString value="Period"/>
                    </extension>
                    <linkId value="DataRequirement.valueFilter.value[x]._null"/>
                    <type value="group"/>
                    <item>
                      <linkId value="DataRequirement.valueFilter.value[x]._null.low"/>
                      <text value="start:"/>
                      <type value="dateTime"/>
                      <required value="false"/>
                      <repeats value="false"/>
                    </item>
                    <item>
                      <linkId value="DataRequirement.valueFilter.value[x]._null.end"/>
                      <text value="end:"/>
                      <type value="dateTime"/>
                      <required value="false"/>
                      <repeats value="false"/>
                    </item>
                  </item>
                  <item>
                    <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                      <valueString value="Quantity"/>
                    </extension>
                    <linkId value="DataRequirement.valueFilter.value[x]._null"/>
                    <type value="group"/>
                    <item>
                      <linkId value="DataRequirement.valueFilter.value[x]._null.comparator"/>
                      <text value="comp:"/>
                      <type value="coding"/>
                      <required value="false"/>
                      <repeats value="false"/>
                      <answerConstraint value="optionsOnly"/>
                    </item>
                    <item>
                      <linkId value="DataRequirement.valueFilter.value[x]._null.value"/>
                      <text value="value:"/>
                      <type value="decimal"/>
                      <required value="false"/>
                      <repeats value="false"/>
                    </item>
                    <item>
                      <linkId value="DataRequirement.valueFilter.value[x]._null.units"/>
                      <text value="units:"/>
                      <type value="string"/>
                      <required value="false"/>
                      <repeats value="false"/>
                    </item>
                    <item>
                      <linkId value="DataRequirement.valueFilter.value[x]._null.code"/>
                      <text value="coded units:"/>
                      <type value="string"/>
                      <required value="false"/>
                      <repeats value="false"/>
                    </item>
                    <item>
                      <linkId value="DataRequirement.valueFilter.value[x]._null.system"/>
                      <text value="units system:"/>
                      <type value="string"/>
                      <required value="false"/>
                      <repeats value="false"/>
                    </item>
                  </item>
                </item>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                <valueInteger value="1"/>
              </extension>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="integer"/>
              </extension>
              <linkId value="DataRequirement.limit"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="DataRequirement.limit-flyover"/>
                <text value="Specifies a maximum number of results that are required (uses the _count search parameter). This element can be used in combination with the sort element to specify quota requirements such as &quot;the most recent 5&quot; or &quot;the highest 5&quot;."/>
                <type value="display"/>
              </item>
              <item>
                <linkId value="DataRequirement.limit.value"/>
                <text value="Number of results"/>
                <type value="integer"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.DataRequirement.sort"/>
              <text value="Order of the results"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <linkId value="DataRequirement.sort-display"/>
                <text value="This element can be used in combination with the sort element to specify quota requirements such as &quot;the most recent 5&quot; or &quot;the highest 5&quot;. When multiple sorts are specified, they are applied in the order they appear in the resource."/>
                <type value="display"/>
              </item>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="DataRequirement.sort-flyover"/>
                <text value="Specifies the order of the results to be returned."/>
                <type value="display"/>
              </item>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                  <valueInteger value="1"/>
                </extension>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                  <valueString value="string"/>
                </extension>
                <linkId value="DataRequirement.sort.id"/>
                <type value="group"/>
                <required value="false"/>
                <repeats value="true"/>
                <item>
                  <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                    <valueCodeableConcept>
                      <coding>
                        <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                        <code value="flyover"/>
                        <display value="Fly-over"/>
                      </coding>
                    </valueCodeableConcept>
                  </extension>
                  <linkId value="DataRequirement.sort.id-flyover"/>
                  <text value="Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces."/>
                  <type value="display"/>
                </item>
                <item>
                  <linkId value="DataRequirement.sort.id.value"/>
                  <text value="Unique id for inter-element referencing"/>
                  <type value="string"/>
                  <required value="false"/>
                  <repeats value="false"/>
                </item>
              </item>
              <item>
                <linkId value="DataRequirement.sort.extension"/>
                <text value="Additional content defined by implementations"/>
                <type value="group"/>
                <required value="false"/>
                <repeats value="true"/>
                <item>
                  <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                    <valueCodeableConcept>
                      <coding>
                        <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                        <code value="flyover"/>
                        <display value="Fly-over"/>
                      </coding>
                    </valueCodeableConcept>
                  </extension>
                  <linkId value="DataRequirement.sort.extension-flyover"/>
                  <text value="May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and managable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone."/>
                  <type value="display"/>
                </item>
              </item>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-minOccurs">
                  <valueInteger value="1"/>
                </extension>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                  <valueInteger value="1"/>
                </extension>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                  <valueString value="string"/>
                </extension>
                <linkId value="DataRequirement.sort.path"/>
                <type value="group"/>
                <required value="true"/>
                <repeats value="true"/>
                <item>
                  <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                    <valueCodeableConcept>
                      <coding>
                        <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                        <code value="flyover"/>
                        <display value="Fly-over"/>
                      </coding>
                    </valueCodeableConcept>
                  </extension>
                  <linkId value="DataRequirement.sort.path-flyover"/>
                  <text value="The attribute of the sort. The specified path must be resolvable from the type of the required data. The path is allowed to contain qualifiers (.) to traverse sub-elements, as well as indexers ([x]) to traverse multiple-cardinality sub-elements. Note that the index must be an integer constant."/>
                  <type value="display"/>
                </item>
                <item>
                  <linkId value="DataRequirement.sort.path.value"/>
                  <text value="The name of the attribute to perform the sort"/>
                  <type value="string"/>
                  <required value="false"/>
                  <repeats value="false"/>
                </item>
              </item>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-minOccurs">
                  <valueInteger value="1"/>
                </extension>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                  <valueInteger value="1"/>
                </extension>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                  <valueString value="code"/>
                </extension>
                <linkId value="DataRequirement.sort.direction"/>
                <type value="group"/>
                <required value="true"/>
                <repeats value="true"/>
                <item>
                  <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                    <valueCodeableConcept>
                      <coding>
                        <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                        <code value="flyover"/>
                        <display value="Fly-over"/>
                      </coding>
                    </valueCodeableConcept>
                  </extension>
                  <linkId value="DataRequirement.sort.direction-flyover"/>
                  <text value="The direction of the sort, ascending or descending."/>
                  <type value="display"/>
                </item>
                <item>
                  <linkId value="DataRequirement.sort.direction.value"/>
                  <text value="direction"/>
                  <type value="coding"/>
                  <required value="false"/>
                  <repeats value="false"/>
                  <answerConstraint value="optionsOrType"/>
                </item>
              </item>
            </item>
          </item>
          <item>
            <linkId value="Parameters.parameter.value[x]._null.Expression"/>
            <text value="An expression that can be used to generate a value"/>
            <type value="group"/>
            <required value="false"/>
            <repeats value="true"/>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                <valueCodeableConcept>
                  <coding>
                    <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                    <code value="flyover"/>
                    <display value="Fly-over"/>
                  </coding>
                </valueCodeableConcept>
              </extension>
              <linkId value="Expression-flyover"/>
              <text value="A expression that is evaluated in a specified context and returns a value. The context of use of the expression must specify the context in which the expression is evaluated, and how the result of the expression is used."/>
              <type value="display"/>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                <valueInteger value="1"/>
              </extension>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="string"/>
              </extension>
              <linkId value="Expression.id"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="Expression.id-flyover"/>
                <text value="Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces."/>
                <type value="display"/>
              </item>
              <item>
                <linkId value="Expression.id.value"/>
                <text value="Unique id for inter-element referencing"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <linkId value="Expression.extension"/>
              <text value="Additional content defined by implementations"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="Expression.extension-flyover"/>
                <text value="May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and managable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone."/>
                <type value="display"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                <valueInteger value="1"/>
              </extension>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="string"/>
              </extension>
              <linkId value="Expression.description"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="Expression.description-flyover"/>
                <text value="A brief, natural language description of the condition that effectively communicates the intended semantics."/>
                <type value="display"/>
              </item>
              <item>
                <linkId value="Expression.description.value"/>
                <text value="Natural language description of the condition"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                <valueInteger value="1"/>
              </extension>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="code"/>
              </extension>
              <linkId value="Expression.name"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="Expression.name-flyover"/>
                <text value="A short name assigned to the expression to allow for multiple reuse of the expression in the context where it is defined."/>
                <type value="display"/>
              </item>
              <item>
                <linkId value="Expression.name.value"/>
                <text value="name"/>
                <type value="coding"/>
                <required value="false"/>
                <repeats value="false"/>
                <answerConstraint value="optionsOnly"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                <valueInteger value="1"/>
              </extension>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="code"/>
              </extension>
              <linkId value="Expression.language"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="Expression.language-flyover"/>
                <text value="The media type of the language for the expression."/>
                <type value="display"/>
              </item>
              <item>
                <linkId value="Expression.language.value"/>
                <text value="language"/>
                <type value="coding"/>
                <required value="false"/>
                <repeats value="false"/>
                <answerConstraint value="optionsOnly"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                <valueInteger value="1"/>
              </extension>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="string"/>
              </extension>
              <linkId value="Expression.expression"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="Expression.expression-flyover"/>
                <text value="An expression in the specified language that returns a value. If Expression.expression and Expression.reference are both present, the Expression.expression might just be a name pointing something within the referenced content."/>
                <type value="display"/>
              </item>
              <item>
                <linkId value="Expression.expression.value"/>
                <text value="Expression in specified language"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                <valueInteger value="1"/>
              </extension>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="uri"/>
              </extension>
              <linkId value="Expression.reference"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="Expression.reference-flyover"/>
                <text value="A URI that defines where the expression is found. If both a reference and an expression is found, the reference SHALL point to the same expression."/>
                <type value="display"/>
              </item>
              <item>
                <linkId value="Expression.reference.value"/>
                <text value="Where the expression is found"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
          </item>
          <item>
            <linkId value="Parameters.parameter.value[x]._null.ParameterDefinition"/>
            <text value="Definition of a parameter to a module"/>
            <type value="group"/>
            <required value="false"/>
            <repeats value="true"/>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                <valueCodeableConcept>
                  <coding>
                    <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                    <code value="flyover"/>
                    <display value="Fly-over"/>
                  </coding>
                </valueCodeableConcept>
              </extension>
              <linkId value="ParameterDefinition-flyover"/>
              <text value="The parameters to the module. This collection specifies both the input and output parameters. Input parameters are provided by the caller as part of the $evaluate operation. Output parameters are included in the GuidanceResponse."/>
              <type value="display"/>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                <valueInteger value="1"/>
              </extension>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="string"/>
              </extension>
              <linkId value="ParameterDefinition.id"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="ParameterDefinition.id-flyover"/>
                <text value="Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces."/>
                <type value="display"/>
              </item>
              <item>
                <linkId value="ParameterDefinition.id.value"/>
                <text value="Unique id for inter-element referencing"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <linkId value="ParameterDefinition.extension"/>
              <text value="Additional content defined by implementations"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="ParameterDefinition.extension-flyover"/>
                <text value="May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and managable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone."/>
                <type value="display"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                <valueInteger value="1"/>
              </extension>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="code"/>
              </extension>
              <linkId value="ParameterDefinition.name"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="ParameterDefinition.name-flyover"/>
                <text value="The name of the parameter used to allow access to the value of the parameter in evaluation contexts."/>
                <type value="display"/>
              </item>
              <item>
                <linkId value="ParameterDefinition.name.value"/>
                <text value="name"/>
                <type value="coding"/>
                <required value="false"/>
                <repeats value="false"/>
                <answerConstraint value="optionsOnly"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-minOccurs">
                <valueInteger value="1"/>
              </extension>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                <valueInteger value="1"/>
              </extension>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="code"/>
              </extension>
              <linkId value="ParameterDefinition.use"/>
              <type value="group"/>
              <required value="true"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="ParameterDefinition.use-flyover"/>
                <text value="Whether the parameter is input or output for the module."/>
                <type value="display"/>
              </item>
              <item>
                <linkId value="ParameterDefinition.use.value"/>
                <text value="use"/>
                <type value="coding"/>
                <required value="false"/>
                <repeats value="false"/>
                <answerConstraint value="optionsOrType"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                <valueInteger value="1"/>
              </extension>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="integer"/>
              </extension>
              <linkId value="ParameterDefinition.min"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="ParameterDefinition.min-flyover"/>
                <text value="The minimum number of times this parameter SHALL appear in the request or response."/>
                <type value="display"/>
              </item>
              <item>
                <linkId value="ParameterDefinition.min.value"/>
                <text value="Minimum cardinality"/>
                <type value="integer"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                <valueInteger value="1"/>
              </extension>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="string"/>
              </extension>
              <linkId value="ParameterDefinition.max"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="ParameterDefinition.max-flyover"/>
                <text value="The maximum number of times this element is permitted to appear in the request or response."/>
                <type value="display"/>
              </item>
              <item>
                <linkId value="ParameterDefinition.max.value"/>
                <text value="Maximum cardinality (a number of *)"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                <valueInteger value="1"/>
              </extension>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="string"/>
              </extension>
              <linkId value="ParameterDefinition.documentation"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="ParameterDefinition.documentation-flyover"/>
                <text value="A brief discussion of what the parameter is for and how it is used by the module."/>
                <type value="display"/>
              </item>
              <item>
                <linkId value="ParameterDefinition.documentation.value"/>
                <text value="A brief description of the parameter"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-minOccurs">
                <valueInteger value="1"/>
              </extension>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                <valueInteger value="1"/>
              </extension>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="code"/>
              </extension>
              <linkId value="ParameterDefinition.type"/>
              <type value="group"/>
              <required value="true"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="ParameterDefinition.type-flyover"/>
                <text value="The type of the parameter."/>
                <type value="display"/>
              </item>
              <item>
                <linkId value="ParameterDefinition.type.value"/>
                <text value="type"/>
                <type value="coding"/>
                <required value="false"/>
                <repeats value="false"/>
                <answerConstraint value="optionsOrType"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                <valueInteger value="1"/>
              </extension>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="uri"/>
              </extension>
              <linkId value="ParameterDefinition.profile"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="ParameterDefinition.profile-flyover"/>
                <text value="If specified, this indicates a profile that the input data must conform to, or that the output data will conform to."/>
                <type value="display"/>
              </item>
              <item>
                <linkId value="ParameterDefinition.profile.value"/>
                <text value="What profile the value is expected to be"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
          </item>
          <item>
            <linkId value="Parameters.parameter.value[x]._null.RelatedArtifact"/>
            <text value="Related artifacts for a knowledge resource"/>
            <type value="group"/>
            <required value="false"/>
            <repeats value="true"/>
            <item>
              <linkId value="RelatedArtifact-display"/>
              <text value="Each related artifact is either an attachment, or a reference to another knowledge resource, but not both."/>
              <type value="display"/>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                <valueCodeableConcept>
                  <coding>
                    <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                    <code value="flyover"/>
                    <display value="Fly-over"/>
                  </coding>
                </valueCodeableConcept>
              </extension>
              <linkId value="RelatedArtifact-flyover"/>
              <text value="Related artifacts such as additional documentation, justification, or bibliographic references."/>
              <type value="display"/>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                <valueInteger value="1"/>
              </extension>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="string"/>
              </extension>
              <linkId value="RelatedArtifact.id"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="RelatedArtifact.id-flyover"/>
                <text value="Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces."/>
                <type value="display"/>
              </item>
              <item>
                <linkId value="RelatedArtifact.id.value"/>
                <text value="Unique id for inter-element referencing"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <linkId value="RelatedArtifact.extension"/>
              <text value="Additional content defined by implementations"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="RelatedArtifact.extension-flyover"/>
                <text value="May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and managable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone."/>
                <type value="display"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-minOccurs">
                <valueInteger value="1"/>
              </extension>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                <valueInteger value="1"/>
              </extension>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="code"/>
              </extension>
              <linkId value="RelatedArtifact.type"/>
              <type value="group"/>
              <required value="true"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="RelatedArtifact.type-flyover"/>
                <text value="The type of relationship to the related artifact. The presence of both sides of a relationship type (e.g. successor and predecessor) is required to support use cases where one side of a relationship is not represented in FHIR. However, this feature SHALL NOT be used to create bi-directional resource links in FHIR instances. Specifically, following the methodology of &quot;new points to old&quot; and &quot;many points to one&quot;, when using related artifact elements to describe and reference FHIR resources, the type element SHALL be drawn from the fhir-related-artifact-type ValueSet."/>
                <type value="display"/>
              </item>
              <item>
                <linkId value="RelatedArtifact.type.value"/>
                <text value="type"/>
                <type value="coding"/>
                <required value="false"/>
                <repeats value="false"/>
                <answerConstraint value="optionsOrType"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="CodeableConcept"/>
              </extension>
              <linkId value="RelatedArtifact.classifier"/>
              <text value="Additional classifiers"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="RelatedArtifact.classifier-flyover"/>
                <text value="Provides additional classifiers of the related artifact."/>
                <type value="display"/>
              </item>
              <item>
                <linkId value="RelatedArtifact.classifier.coding"/>
                <text value="code:"/>
                <type value="coding"/>
                <required value="false"/>
                <repeats value="false"/>
                <answerConstraint value="optionsOnly"/>
              </item>
              <item>
                <linkId value="RelatedArtifact.classifier.text"/>
                <text value="text:"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                <valueInteger value="1"/>
              </extension>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="string"/>
              </extension>
              <linkId value="RelatedArtifact.label"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="RelatedArtifact.label-flyover"/>
                <text value="A short label that can be used to reference the citation from elsewhere in the containing artifact, such as a footnote index."/>
                <type value="display"/>
              </item>
              <item>
                <linkId value="RelatedArtifact.label.value"/>
                <text value="Short label"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                <valueInteger value="1"/>
              </extension>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="string"/>
              </extension>
              <linkId value="RelatedArtifact.display"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="RelatedArtifact.display-flyover"/>
                <text value="A brief description of the document or knowledge resource being referenced, suitable for display to a consumer."/>
                <type value="display"/>
              </item>
              <item>
                <linkId value="RelatedArtifact.display.value"/>
                <text value="Brief description of the related artifact"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                <valueInteger value="1"/>
              </extension>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="string"/>
              </extension>
              <linkId value="RelatedArtifact.citation"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="RelatedArtifact.citation-flyover"/>
                <text value="A bibliographic citation for the related artifact. This text SHOULD be formatted according to an accepted citation format. Additional structured information about citations should be captured as extensions."/>
                <type value="display"/>
              </item>
              <item>
                <linkId value="RelatedArtifact.citation.value"/>
                <text value="Bibliographic citation for the artifact"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                <valueInteger value="1"/>
              </extension>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="Attachment"/>
              </extension>
              <linkId value="RelatedArtifact.document"/>
              <text value="What document is being referenced"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="RelatedArtifact.document-flyover"/>
                <text value="The document being referenced, represented as an attachment. This is exclusive with the resource element."/>
                <type value="display"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                <valueInteger value="1"/>
              </extension>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="uri"/>
              </extension>
              <linkId value="RelatedArtifact.resource"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="RelatedArtifact.resource-flyover"/>
                <text value="The related artifact, such as a library, value set, profile, or other knowledge resource. If the type is predecessor, this is a reference to the succeeding knowledge resource. If the type is successor, this is a reference to the prior knowledge resource."/>
                <type value="display"/>
              </item>
              <item>
                <linkId value="RelatedArtifact.resource.value"/>
                <text value="What artifact is being referenced"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                <valueInteger value="1"/>
              </extension>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="Reference"/>
              </extension>
              <linkId value="RelatedArtifact.resourceReference"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="RelatedArtifact.resourceReference-flyover"/>
                <text value="The related artifact, if the artifact is not a canonical resource, or a resource reference to a canonical resource. If both resource and resourceReference are present, they SHOULD be consistent and reference the same resource. Although relatedArtifact is intended to support references to definitional resources, there are cases where non-definitional resources can be definitional (such as Location where the kind is mode). Related artifacts SHOULD be used to reference definitional resources, and profiles SHOULD be used to make that explicit for particular use cases."/>
                <type value="display"/>
              </item>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-referenceResource">
                  <valueCode value="Resource"/>
                </extension>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-referenceFilter">
                  <valueString value="subject=$subj&amp;patient=$subj&amp;encounter=$encounter"/>
                </extension>
                <linkId value="RelatedArtifact.resourceReference.value"/>
                <text value="What artifact, if not a conformance resource"/>
                <type value="reference"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                <valueInteger value="1"/>
              </extension>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="code"/>
              </extension>
              <linkId value="RelatedArtifact.publicationStatus"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="RelatedArtifact.publicationStatus-flyover"/>
                <text value="The publication status of the artifact being referred to."/>
                <type value="display"/>
              </item>
              <item>
                <linkId value="RelatedArtifact.publicationStatus.value"/>
                <text value="publication status"/>
                <type value="coding"/>
                <required value="false"/>
                <repeats value="false"/>
                <answerConstraint value="optionsOrType"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                <valueInteger value="1"/>
              </extension>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="datetime"/>
              </extension>
              <linkId value="RelatedArtifact.publicationDate"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="RelatedArtifact.publicationDate-flyover"/>
                <text value="The date of publication of the artifact being referred to."/>
                <type value="display"/>
              </item>
              <item>
                <linkId value="RelatedArtifact.publicationDate.value"/>
                <text value="Date of publication of the artifact being referred to"/>
                <type value="dateTime"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
          </item>
          <item>
            <linkId value="Parameters.parameter.value[x]._null.TriggerDefinition"/>
            <text value="Defines an expected trigger for a module"/>
            <type value="group"/>
            <required value="false"/>
            <repeats value="true"/>
            <item>
              <linkId value="TriggerDefinition-display"/>
              <text value="If an event is a named-event, it means the event is completely pre-coordinated, and no other information can be specified for the event. If the event is one of the data- events, the data and condition elements specify the triggering criteria. The data element specifies the structured component, and the condition element provides additional optional refinement of that structured component. If the event is periodic, the timing element defines when the event is triggered. For both data- and periodic events, a name can be provided as a shorthand for the formal semantics provided by the other elements."/>
              <type value="display"/>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                <valueCodeableConcept>
                  <coding>
                    <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                    <code value="flyover"/>
                    <display value="Fly-over"/>
                  </coding>
                </valueCodeableConcept>
              </extension>
              <linkId value="TriggerDefinition-flyover"/>
              <text value="A description of a triggering event. Triggering events can be named events, data events, or periodic, as determined by the type element."/>
              <type value="display"/>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                <valueInteger value="1"/>
              </extension>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="string"/>
              </extension>
              <linkId value="TriggerDefinition.id"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="TriggerDefinition.id-flyover"/>
                <text value="Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces."/>
                <type value="display"/>
              </item>
              <item>
                <linkId value="TriggerDefinition.id.value"/>
                <text value="Unique id for inter-element referencing"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <linkId value="TriggerDefinition.extension"/>
              <text value="Additional content defined by implementations"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="TriggerDefinition.extension-flyover"/>
                <text value="May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and managable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone."/>
                <type value="display"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-minOccurs">
                <valueInteger value="1"/>
              </extension>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                <valueInteger value="1"/>
              </extension>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="code"/>
              </extension>
              <linkId value="TriggerDefinition.type"/>
              <type value="group"/>
              <required value="true"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="TriggerDefinition.type-flyover"/>
                <text value="The type of triggering event."/>
                <type value="display"/>
              </item>
              <item>
                <linkId value="TriggerDefinition.type.value"/>
                <text value="type"/>
                <type value="coding"/>
                <required value="false"/>
                <repeats value="false"/>
                <answerConstraint value="optionsOrType"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                <valueInteger value="1"/>
              </extension>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="string"/>
              </extension>
              <linkId value="TriggerDefinition.name"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="TriggerDefinition.name-flyover"/>
                <text value="A formal name for the event. This may be an absolute URI that identifies the event formally (e.g. from a trigger registry), or a simple relative URI that identifies the event in a local context. An event name can be provided for all event types, but is required for named events. If a name is provided for a type other than named events, it is considered to be a shorthand for the semantics described by the formal description of the event."/>
                <type value="display"/>
              </item>
              <item>
                <linkId value="TriggerDefinition.name.value"/>
                <text value="Name or URI that identifies the event"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                <valueInteger value="1"/>
              </extension>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="CodeableConcept"/>
              </extension>
              <linkId value="TriggerDefinition.code"/>
              <text value="Coded definition of the event"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="TriggerDefinition.code-flyover"/>
                <text value="A code that identifies the event."/>
                <type value="display"/>
              </item>
              <item>
                <linkId value="TriggerDefinition.code.coding"/>
                <text value="code:"/>
                <type value="coding"/>
                <required value="false"/>
                <repeats value="false"/>
                <answerConstraint value="optionsOnly"/>
              </item>
              <item>
                <linkId value="TriggerDefinition.code.text"/>
                <text value="text:"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                <valueInteger value="1"/>
              </extension>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="uri"/>
              </extension>
              <linkId value="TriggerDefinition.subscriptionTopic"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="TriggerDefinition.subscriptionTopic-flyover"/>
                <text value="A reference to a SubscriptionTopic resource that defines the event. If this element is provided, no other information about the trigger definition may be supplied."/>
                <type value="display"/>
              </item>
              <item>
                <linkId value="TriggerDefinition.subscriptionTopic.value"/>
                <text value="What event"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                <valueInteger value="1"/>
              </extension>
              <linkId value="TriggerDefinition.timing[x]"/>
              <text value="Timing of the event"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="TriggerDefinition.timing[x]-flyover"/>
                <text value="The timing of the event (if this is a periodic trigger)."/>
                <type value="display"/>
              </item>
              <item>
                <linkId value="TriggerDefinition.timing[x]._type"/>
                <text value="type"/>
                <type value="coding"/>
                <required value="false"/>
                <repeats value="false"/>
                <answerConstraint value="optionsOnly"/>
                <answerValueSet value="#vs6"/>
                <item>
                  <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                    <valueString value="Schedule"/>
                  </extension>
                  <linkId value="TriggerDefinition.timing[x]._null"/>
                  <type value="group"/>
                  <item>
                    <linkId value="TriggerDefinition.timing[x]._null.text"/>
                    <text value="text:"/>
                    <type value="string"/>
                    <required value="false"/>
                    <repeats value="false"/>
                  </item>
                  <item>
                    <linkId value="TriggerDefinition.timing[x]._null.date"/>
                    <text value="date:"/>
                    <type value="dateTime"/>
                    <required value="false"/>
                    <repeats value="false"/>
                  </item>
                  <item>
                    <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-referenceResource">
                      <valueCode value="Patient"/>
                    </extension>
                    <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-referenceResource">
                      <valueCode value="Practitioner"/>
                    </extension>
                    <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-referenceResource">
                      <valueCode value="RelatedPerson"/>
                    </extension>
                    <linkId value="TriggerDefinition.timing[x]._null.author"/>
                    <text value="author:"/>
                    <type value="reference"/>
                    <required value="false"/>
                    <repeats value="false"/>
                  </item>
                </item>
                <item>
                  <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                    <valueString value="Reference"/>
                  </extension>
                  <linkId value="TriggerDefinition.timing[x]._null"/>
                  <type value="group"/>
                  <item>
                    <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-referenceResource">
                      <valueCode value="Schedule"/>
                    </extension>
                    <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-referenceFilter">
                      <valueString value="subject=$subj&amp;patient=$subj&amp;encounter=$encounter"/>
                    </extension>
                    <linkId value="TriggerDefinition.timing[x]._null.value"/>
                    <type value="reference"/>
                    <required value="false"/>
                    <repeats value="false"/>
                  </item>
                </item>
                <item>
                  <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                    <valueString value="datetime"/>
                  </extension>
                  <linkId value="TriggerDefinition.timing[x]._null"/>
                  <type value="group"/>
                  <item>
                    <linkId value="TriggerDefinition.timing[x]._null.value"/>
                    <type value="dateTime"/>
                    <required value="false"/>
                    <repeats value="false"/>
                  </item>
                </item>
                <item>
                  <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                    <valueString value="datetime"/>
                  </extension>
                  <linkId value="TriggerDefinition.timing[x]._null"/>
                  <type value="group"/>
                  <item>
                    <linkId value="TriggerDefinition.timing[x]._null.value"/>
                    <type value="dateTime"/>
                    <required value="false"/>
                    <repeats value="false"/>
                  </item>
                </item>
              </item>
            </item>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.TriggerDefinition.data"/>
              <text value="Triggering data of the event (multiple = 'and')"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <linkId value="TriggerDefinition.data-display"/>
                <text value="This element shall be present for any data type trigger."/>
                <type value="display"/>
              </item>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="TriggerDefinition.data-flyover"/>
                <text value="The triggering data of the event (if this is a data trigger). If more than one data is requirement is specified, then all the data requirements must be true."/>
                <type value="display"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                <valueInteger value="1"/>
              </extension>
              <linkId value="Parameters.parameter.value[x]._null.TriggerDefinition.condition"/>
              <text value="Whether the event triggers (boolean expression)"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="false"/>
              <item>
                <linkId value="TriggerDefinition.condition-display"/>
                <text value="This element can be only be specified for data type triggers and provides additional semantics for the trigger. The context available within the condition is based on the type of data event. For all events, the current resource will be available as context. In addition, for modification events, the previous resource will also be available. The expression may be inlined, or may be a simple absolute URI, which is a reference to a named expression within a logic library referenced by a library element or extension within the containing resource. If the expression is a FHIR Path expression, it evaluates in the context of a resource of one of the type identified in the data requirement, and may also refer to the variable %previous for delta comparisons on events of type data-changed, data-modified, and data-deleted which will always have the same type."/>
                <type value="display"/>
              </item>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="TriggerDefinition.condition-flyover"/>
                <text value="A boolean-valued expression that is evaluated in the context of the container of the trigger definition and returns whether or not the trigger fires."/>
                <type value="display"/>
              </item>
            </item>
          </item>
          <item>
            <linkId value="Parameters.parameter.value[x]._null.UsageContext"/>
            <text value="Describes the context of use for a conformance or knowledge resource"/>
            <type value="group"/>
            <required value="false"/>
            <repeats value="true"/>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                <valueCodeableConcept>
                  <coding>
                    <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                    <code value="flyover"/>
                    <display value="Fly-over"/>
                  </coding>
                </valueCodeableConcept>
              </extension>
              <linkId value="UsageContext-flyover"/>
              <text value="Specifies clinical/business/etc. metadata that can be used to retrieve, index and/or categorize an artifact. This metadata can either be specific to the applicable population (e.g., age category, DRG) or the specific context of care (e.g., venue, care setting, provider of care)."/>
              <type value="display"/>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                <valueInteger value="1"/>
              </extension>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="string"/>
              </extension>
              <linkId value="UsageContext.id"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="UsageContext.id-flyover"/>
                <text value="Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces."/>
                <type value="display"/>
              </item>
              <item>
                <linkId value="UsageContext.id.value"/>
                <text value="Unique id for inter-element referencing"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <linkId value="UsageContext.extension"/>
              <text value="Additional content defined by implementations"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="UsageContext.extension-flyover"/>
                <text value="May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and managable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone."/>
                <type value="display"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-minOccurs">
                <valueInteger value="1"/>
              </extension>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                <valueInteger value="1"/>
              </extension>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="Coding"/>
              </extension>
              <linkId value="UsageContext.code"/>
              <type value="group"/>
              <required value="true"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="UsageContext.code-flyover"/>
                <text value="A code that identifies the type of context being specified by this usage context."/>
                <type value="display"/>
              </item>
              <item>
                <linkId value="UsageContext.code.value"/>
                <text value="Type of context being specified"/>
                <type value="coding"/>
                <required value="false"/>
                <repeats value="false"/>
                <answerConstraint value="optionsOnly"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-minOccurs">
                <valueInteger value="1"/>
              </extension>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                <valueInteger value="1"/>
              </extension>
              <linkId value="UsageContext.value[x]"/>
              <text value="Value that defines the context"/>
              <type value="group"/>
              <required value="true"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="UsageContext.value[x]-flyover"/>
                <text value="A value that defines the context specified in this context of use. The interpretation of the value is defined by the code."/>
                <type value="display"/>
              </item>
              <item>
                <linkId value="UsageContext.value[x]._type"/>
                <text value="type"/>
                <type value="coding"/>
                <required value="false"/>
                <repeats value="false"/>
                <answerConstraint value="optionsOnly"/>
                <answerValueSet value="#vs7"/>
                <item>
                  <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                    <valueString value="CodeableConcept"/>
                  </extension>
                  <linkId value="UsageContext.value[x]._null"/>
                  <type value="group"/>
                  <item>
                    <linkId value="UsageContext.value[x]._null.coding"/>
                    <text value="code:"/>
                    <type value="coding"/>
                    <required value="false"/>
                    <repeats value="false"/>
                    <answerConstraint value="optionsOnly"/>
                  </item>
                  <item>
                    <linkId value="UsageContext.value[x]._null.text"/>
                    <text value="text:"/>
                    <type value="string"/>
                    <required value="false"/>
                    <repeats value="false"/>
                  </item>
                </item>
                <item>
                  <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                    <valueString value="Quantity"/>
                  </extension>
                  <linkId value="UsageContext.value[x]._null"/>
                  <type value="group"/>
                  <item>
                    <linkId value="UsageContext.value[x]._null.comparator"/>
                    <text value="comp:"/>
                    <type value="coding"/>
                    <required value="false"/>
                    <repeats value="false"/>
                    <answerConstraint value="optionsOnly"/>
                  </item>
                  <item>
                    <linkId value="UsageContext.value[x]._null.value"/>
                    <text value="value:"/>
                    <type value="decimal"/>
                    <required value="false"/>
                    <repeats value="false"/>
                  </item>
                  <item>
                    <linkId value="UsageContext.value[x]._null.units"/>
                    <text value="units:"/>
                    <type value="string"/>
                    <required value="false"/>
                    <repeats value="false"/>
                  </item>
                  <item>
                    <linkId value="UsageContext.value[x]._null.code"/>
                    <text value="coded units:"/>
                    <type value="string"/>
                    <required value="false"/>
                    <repeats value="false"/>
                  </item>
                  <item>
                    <linkId value="UsageContext.value[x]._null.system"/>
                    <text value="units system:"/>
                    <type value="string"/>
                    <required value="false"/>
                    <repeats value="false"/>
                  </item>
                </item>
                <item>
                  <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                    <valueString value="Range"/>
                  </extension>
                  <linkId value="UsageContext.value[x]._null"/>
                  <type value="group"/>
                  <item>
                    <linkId value="UsageContext.value[x]._null.low"/>
                    <text value="low:"/>
                    <type value="decimal"/>
                    <required value="false"/>
                    <repeats value="false"/>
                  </item>
                  <item>
                    <linkId value="UsageContext.value[x]._null.high"/>
                    <text value="high:"/>
                    <type value="decimal"/>
                    <required value="false"/>
                    <repeats value="false"/>
                  </item>
                  <item>
                    <linkId value="UsageContext.value[x]._null.units"/>
                    <text value="units:"/>
                    <type value="string"/>
                    <required value="false"/>
                    <repeats value="false"/>
                  </item>
                </item>
                <item>
                  <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                    <valueString value="Reference"/>
                  </extension>
                  <linkId value="UsageContext.value[x]._null"/>
                  <type value="group"/>
                  <item>
                    <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-referenceResource">
                      <valueCode value="PlanDefinition, ResearchStudy, InsurancePlan, HealthcareService, Group, Location, Organization"/>
                    </extension>
                    <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-referenceFilter">
                      <valueString value="subject=$subj&amp;patient=$subj&amp;encounter=$encounter"/>
                    </extension>
                    <linkId value="UsageContext.value[x]._null.value"/>
                    <type value="reference"/>
                    <required value="false"/>
                    <repeats value="false"/>
                  </item>
                </item>
              </item>
            </item>
          </item>
          <item>
            <linkId value="Parameters.parameter.value[x]._null.Availability"/>
            <text value="Availability data for an {item}"/>
            <type value="group"/>
            <required value="false"/>
            <repeats value="true"/>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                <valueCodeableConcept>
                  <coding>
                    <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                    <code value="flyover"/>
                    <display value="Fly-over"/>
                  </coding>
                </valueCodeableConcept>
              </extension>
              <linkId value="Availability-flyover"/>
              <text value="Availability data for an {item}."/>
              <type value="display"/>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                <valueInteger value="1"/>
              </extension>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="string"/>
              </extension>
              <linkId value="Availability.id"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="Availability.id-flyover"/>
                <text value="Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces."/>
                <type value="display"/>
              </item>
              <item>
                <linkId value="Availability.id.value"/>
                <text value="Unique id for inter-element referencing"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <linkId value="Availability.extension"/>
              <text value="Additional content defined by implementations"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="Availability.extension-flyover"/>
                <text value="May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and managable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone."/>
                <type value="display"/>
              </item>
            </item>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.Availability.availableTime"/>
              <text value="Times the {item} is available"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="Availability.availableTime-flyover"/>
                <text value="Times the {item} is available."/>
                <type value="display"/>
              </item>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                  <valueInteger value="1"/>
                </extension>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                  <valueString value="string"/>
                </extension>
                <linkId value="Availability.availableTime.id"/>
                <type value="group"/>
                <required value="false"/>
                <repeats value="true"/>
                <item>
                  <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                    <valueCodeableConcept>
                      <coding>
                        <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                        <code value="flyover"/>
                        <display value="Fly-over"/>
                      </coding>
                    </valueCodeableConcept>
                  </extension>
                  <linkId value="Availability.availableTime.id-flyover"/>
                  <text value="Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces."/>
                  <type value="display"/>
                </item>
                <item>
                  <linkId value="Availability.availableTime.id.value"/>
                  <text value="Unique id for inter-element referencing"/>
                  <type value="string"/>
                  <required value="false"/>
                  <repeats value="false"/>
                </item>
              </item>
              <item>
                <linkId value="Availability.availableTime.extension"/>
                <text value="Additional content defined by implementations"/>
                <type value="group"/>
                <required value="false"/>
                <repeats value="true"/>
                <item>
                  <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                    <valueCodeableConcept>
                      <coding>
                        <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                        <code value="flyover"/>
                        <display value="Fly-over"/>
                      </coding>
                    </valueCodeableConcept>
                  </extension>
                  <linkId value="Availability.availableTime.extension-flyover"/>
                  <text value="May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and managable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone."/>
                  <type value="display"/>
                </item>
              </item>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                  <valueString value="code"/>
                </extension>
                <linkId value="Availability.availableTime.daysOfWeek"/>
                <type value="group"/>
                <required value="false"/>
                <repeats value="true"/>
                <item>
                  <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                    <valueCodeableConcept>
                      <coding>
                        <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                        <code value="flyover"/>
                        <display value="Fly-over"/>
                      </coding>
                    </valueCodeableConcept>
                  </extension>
                  <linkId value="Availability.availableTime.daysOfWeek-flyover"/>
                  <text value="mon | tue | wed | thu | fri | sat | sun."/>
                  <type value="display"/>
                </item>
                <item>
                  <linkId value="Availability.availableTime.daysOfWeek.value"/>
                  <text value="days of week"/>
                  <type value="coding"/>
                  <required value="false"/>
                  <repeats value="false"/>
                  <answerConstraint value="optionsOrType"/>
                </item>
              </item>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                  <valueInteger value="1"/>
                </extension>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                  <valueString value="boolean"/>
                </extension>
                <linkId value="Availability.availableTime.allDay"/>
                <type value="group"/>
                <required value="false"/>
                <repeats value="true"/>
                <item>
                  <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                    <valueCodeableConcept>
                      <coding>
                        <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                        <code value="flyover"/>
                        <display value="Fly-over"/>
                      </coding>
                    </valueCodeableConcept>
                  </extension>
                  <linkId value="Availability.availableTime.allDay-flyover"/>
                  <text value="Always available? i.e. 24 hour service."/>
                  <type value="display"/>
                </item>
                <item>
                  <linkId value="Availability.availableTime.allDay.value"/>
                  <text value="Always available? i.e. 24 hour service"/>
                  <type value="boolean"/>
                  <required value="false"/>
                  <repeats value="false"/>
                </item>
              </item>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                  <valueInteger value="1"/>
                </extension>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                  <valueString value="time"/>
                </extension>
                <linkId value="Availability.availableTime.availableStartTime"/>
                <type value="group"/>
                <required value="false"/>
                <repeats value="true"/>
                <item>
                  <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                    <valueCodeableConcept>
                      <coding>
                        <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                        <code value="flyover"/>
                        <display value="Fly-over"/>
                      </coding>
                    </valueCodeableConcept>
                  </extension>
                  <linkId value="Availability.availableTime.availableStartTime-flyover"/>
                  <text value="Opening time of day (ignored if allDay = true). The timezone is expected to be specified or implied by the context this datatype is used."/>
                  <type value="display"/>
                </item>
                <item>
                  <linkId value="Availability.availableTime.availableStartTime.value"/>
                  <text value="Opening time of day (ignored if allDay = true)"/>
                  <type value="time"/>
                  <required value="false"/>
                  <repeats value="false"/>
                </item>
              </item>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                  <valueInteger value="1"/>
                </extension>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                  <valueString value="time"/>
                </extension>
                <linkId value="Availability.availableTime.availableEndTime"/>
                <type value="group"/>
                <required value="false"/>
                <repeats value="true"/>
                <item>
                  <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                    <valueCodeableConcept>
                      <coding>
                        <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                        <code value="flyover"/>
                        <display value="Fly-over"/>
                      </coding>
                    </valueCodeableConcept>
                  </extension>
                  <linkId value="Availability.availableTime.availableEndTime-flyover"/>
                  <text value="Closing time of day (ignored if allDay = true). The timezone is expected to be specified or implied by the context this datatype is used."/>
                  <type value="display"/>
                </item>
                <item>
                  <linkId value="Availability.availableTime.availableEndTime.value"/>
                  <text value="Closing time of day (ignored if allDay = true)"/>
                  <type value="time"/>
                  <required value="false"/>
                  <repeats value="false"/>
                </item>
              </item>
            </item>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.Availability.notAvailableTime"/>
              <text value="Not available during this time due to provided reason"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="Availability.notAvailableTime-flyover"/>
                <text value="Not available during this time due to provided reason."/>
                <type value="display"/>
              </item>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                  <valueInteger value="1"/>
                </extension>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                  <valueString value="string"/>
                </extension>
                <linkId value="Availability.notAvailableTime.id"/>
                <type value="group"/>
                <required value="false"/>
                <repeats value="true"/>
                <item>
                  <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                    <valueCodeableConcept>
                      <coding>
                        <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                        <code value="flyover"/>
                        <display value="Fly-over"/>
                      </coding>
                    </valueCodeableConcept>
                  </extension>
                  <linkId value="Availability.notAvailableTime.id-flyover"/>
                  <text value="Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces."/>
                  <type value="display"/>
                </item>
                <item>
                  <linkId value="Availability.notAvailableTime.id.value"/>
                  <text value="Unique id for inter-element referencing"/>
                  <type value="string"/>
                  <required value="false"/>
                  <repeats value="false"/>
                </item>
              </item>
              <item>
                <linkId value="Availability.notAvailableTime.extension"/>
                <text value="Additional content defined by implementations"/>
                <type value="group"/>
                <required value="false"/>
                <repeats value="true"/>
                <item>
                  <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                    <valueCodeableConcept>
                      <coding>
                        <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                        <code value="flyover"/>
                        <display value="Fly-over"/>
                      </coding>
                    </valueCodeableConcept>
                  </extension>
                  <linkId value="Availability.notAvailableTime.extension-flyover"/>
                  <text value="May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and managable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone."/>
                  <type value="display"/>
                </item>
              </item>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                  <valueInteger value="1"/>
                </extension>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                  <valueString value="string"/>
                </extension>
                <linkId value="Availability.notAvailableTime.description"/>
                <type value="group"/>
                <required value="false"/>
                <repeats value="true"/>
                <item>
                  <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                    <valueCodeableConcept>
                      <coding>
                        <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                        <code value="flyover"/>
                        <display value="Fly-over"/>
                      </coding>
                    </valueCodeableConcept>
                  </extension>
                  <linkId value="Availability.notAvailableTime.description-flyover"/>
                  <text value="Reason presented to the user explaining why time not available. The reason will generally be provided to give the textual reason for displaying when the {item} is not available, e.g. 'Closed public holidays' or 'Independence Day'. In cases such as this, the `during` might not be included and local knowledge would be required in such cases (as don't desire to keep updating when the holiday occurs each year).&#xA;&#xA;e.g.2: 'Closed for maintenance over the summer' for this example you would want to include the `during` period, unless this was a university hospital and the &quot;summer&quot; period was well known, but would recommend its inclusion anyway."/>
                  <type value="display"/>
                </item>
                <item>
                  <linkId value="Availability.notAvailableTime.description.value"/>
                  <text value="Reason presented to the user explaining why time not available"/>
                  <type value="string"/>
                  <required value="false"/>
                  <repeats value="false"/>
                </item>
              </item>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                  <valueInteger value="1"/>
                </extension>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                  <valueString value="Period"/>
                </extension>
                <linkId value="Availability.notAvailableTime.during"/>
                <text value="Service not available during this period"/>
                <type value="group"/>
                <required value="false"/>
                <repeats value="true"/>
                <item>
                  <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                    <valueCodeableConcept>
                      <coding>
                        <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                        <code value="flyover"/>
                        <display value="Fly-over"/>
                      </coding>
                    </valueCodeableConcept>
                  </extension>
                  <linkId value="Availability.notAvailableTime.during-flyover"/>
                  <text value="Service not available during this period."/>
                  <type value="display"/>
                </item>
                <item>
                  <linkId value="Availability.notAvailableTime.during.low"/>
                  <text value="start:"/>
                  <type value="dateTime"/>
                  <required value="false"/>
                  <repeats value="false"/>
                </item>
                <item>
                  <linkId value="Availability.notAvailableTime.during.end"/>
                  <text value="end:"/>
                  <type value="dateTime"/>
                  <required value="false"/>
                  <repeats value="false"/>
                </item>
              </item>
            </item>
          </item>
          <item>
            <linkId value="Parameters.parameter.value[x]._null.ExtendedContactDetail"/>
            <text value="Contact information"/>
            <type value="group"/>
            <required value="false"/>
            <repeats value="true"/>
            <item>
              <linkId value="ExtendedContactDetail-display"/>
              <text value="This datatype may be sparsely populated, i.e. only contain a purpose and phone number or address, but other cases could be completed filled out."/>
              <type value="display"/>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                <valueCodeableConcept>
                  <coding>
                    <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                    <code value="flyover"/>
                    <display value="Fly-over"/>
                  </coding>
                </valueCodeableConcept>
              </extension>
              <linkId value="ExtendedContactDetail-flyover"/>
              <text value="Specifies contact information for a specific purpose over a period of time, might be handled/monitored by a specific named person or organization."/>
              <type value="display"/>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                <valueInteger value="1"/>
              </extension>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="string"/>
              </extension>
              <linkId value="ExtendedContactDetail.id"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="ExtendedContactDetail.id-flyover"/>
                <text value="Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces."/>
                <type value="display"/>
              </item>
              <item>
                <linkId value="ExtendedContactDetail.id.value"/>
                <text value="Unique id for inter-element referencing"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <linkId value="ExtendedContactDetail.extension"/>
              <text value="Additional content defined by implementations"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="ExtendedContactDetail.extension-flyover"/>
                <text value="May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and managable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone."/>
                <type value="display"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                <valueInteger value="1"/>
              </extension>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="CodeableConcept"/>
              </extension>
              <linkId value="ExtendedContactDetail.purpose"/>
              <text value="The type of contact"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="ExtendedContactDetail.purpose-flyover"/>
                <text value="The purpose/type of contact. If no purpose is defined, then these contact details may be used for any purpose."/>
                <type value="display"/>
              </item>
              <item>
                <linkId value="ExtendedContactDetail.purpose.coding"/>
                <text value="code:"/>
                <type value="coding"/>
                <required value="false"/>
                <repeats value="false"/>
                <answerConstraint value="optionsOnly"/>
              </item>
              <item>
                <linkId value="ExtendedContactDetail.purpose.text"/>
                <text value="text:"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="Name"/>
              </extension>
              <linkId value="ExtendedContactDetail.name"/>
              <text value="Name of an individual to contact"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="ExtendedContactDetail.name-flyover"/>
                <text value="The name of an individual to contact, some types of contact detail are usually blank. If there is no named individual, the telecom/address information is not generally monitored by a specific individual."/>
                <type value="display"/>
              </item>
              <item>
                <linkId value="ExtendedContactDetail.name.text"/>
                <text value="text:"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
              <item>
                <linkId value="ExtendedContactDetail.name.family"/>
                <text value="family:"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="true"/>
              </item>
              <item>
                <linkId value="ExtendedContactDetail.name.given"/>
                <text value="given:"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="true"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="ContactPoint"/>
              </extension>
              <linkId value="ExtendedContactDetail.telecom"/>
              <text value="Contact details (e.g.phone/fax/url)"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="ExtendedContactDetail.telecom-flyover"/>
                <text value="The contact details application for the purpose defined."/>
                <type value="display"/>
              </item>
              <item>
                <linkId value="ExtendedContactDetail.telecom.system"/>
                <text value="type:"/>
                <type value="coding"/>
                <required value="false"/>
                <repeats value="false"/>
                <answerConstraint value="optionsOnly"/>
              </item>
              <item>
                <linkId value="ExtendedContactDetail.telecom.value"/>
                <text value="value:"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
              <item>
                <linkId value="ExtendedContactDetail.telecom.use"/>
                <text value="use:"/>
                <type value="coding"/>
                <required value="false"/>
                <repeats value="false"/>
                <answerConstraint value="optionsOnly"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                <valueInteger value="1"/>
              </extension>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="Address"/>
              </extension>
              <linkId value="ExtendedContactDetail.address"/>
              <text value="Address for the contact"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="ExtendedContactDetail.address-flyover"/>
                <text value="Address for the contact. More than 1 address would be for different purposes, and thus should be entered as a different entry,."/>
                <type value="display"/>
              </item>
              <item>
                <linkId value="ExtendedContactDetail.address.text"/>
                <text value="text:"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
              <item>
                <linkId value="ExtendedContactDetail.address.line"/>
                <text value="line:"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="true"/>
              </item>
              <item>
                <linkId value="ExtendedContactDetail.address.city"/>
                <text value="city:"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
              <item>
                <linkId value="ExtendedContactDetail.address.state"/>
                <text value="state:"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
              <item>
                <linkId value="ExtendedContactDetail.address.postalCode"/>
                <text value="post code:"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
              <item>
                <linkId value="ExtendedContactDetail.address.country"/>
                <text value="country:"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
              <item>
                <linkId value="ExtendedContactDetail.address.use"/>
                <text value="use:"/>
                <type value="coding"/>
                <required value="false"/>
                <repeats value="false"/>
                <answerConstraint value="optionsOnly"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                <valueInteger value="1"/>
              </extension>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="Reference"/>
              </extension>
              <linkId value="ExtendedContactDetail.organization"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="ExtendedContactDetail.organization-flyover"/>
                <text value="This contact detail is handled/monitored by a specific organization. If the name is provided in the contact, then it is referring to the named individual within this organization."/>
                <type value="display"/>
              </item>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-referenceResource">
                  <valueCode value="Organization"/>
                </extension>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-referenceFilter">
                  <valueString value="subject=$subj&amp;patient=$subj&amp;encounter=$encounter"/>
                </extension>
                <linkId value="ExtendedContactDetail.organization.value"/>
                <text value="This contact detail is handled/monitored by a specific organization"/>
                <type value="reference"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                <valueInteger value="1"/>
              </extension>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="Period"/>
              </extension>
              <linkId value="ExtendedContactDetail.period"/>
              <text value="Period that this contact was valid for usage"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="ExtendedContactDetail.period-flyover"/>
                <text value="Period that this contact was valid for usage. If the details have multiple periods, then enter in a new ExtendedContact with the new period."/>
                <type value="display"/>
              </item>
              <item>
                <linkId value="ExtendedContactDetail.period.low"/>
                <text value="start:"/>
                <type value="dateTime"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
              <item>
                <linkId value="ExtendedContactDetail.period.end"/>
                <text value="end:"/>
                <type value="dateTime"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
          </item>
          <item>
            <linkId value="Parameters.parameter.value[x]._null.Dosage"/>
            <text value="How the medication is/was taken or should be taken"/>
            <type value="group"/>
            <required value="false"/>
            <repeats value="true"/>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                <valueCodeableConcept>
                  <coding>
                    <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                    <code value="flyover"/>
                    <display value="Fly-over"/>
                  </coding>
                </valueCodeableConcept>
              </extension>
              <linkId value="Dosage-flyover"/>
              <text value="Indicates how the medication is/was taken or should be taken by the patient."/>
              <type value="display"/>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                <valueInteger value="1"/>
              </extension>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="string"/>
              </extension>
              <linkId value="Dosage.id"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="Dosage.id-flyover"/>
                <text value="Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces."/>
                <type value="display"/>
              </item>
              <item>
                <linkId value="Dosage.id.value"/>
                <text value="Unique id for inter-element referencing"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <linkId value="Dosage.extension"/>
              <text value="Additional content defined by implementations"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="Dosage.extension-flyover"/>
                <text value="May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and managable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone."/>
                <type value="display"/>
              </item>
            </item>
            <item>
              <linkId value="Dosage.modifierExtension"/>
              <text value="Extensions that cannot be ignored even if unrecognized"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="Dosage.modifierExtension-flyover"/>
                <text value="May be used to represent additional information that is not part of the basic definition of the element and that modifies the understanding of the element in which it is contained and/or the understanding of the containing element's descendants. Usually modifier elements provide negation or qualification. To make the use of extensions safe and managable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. Applications processing a resource are required to check for modifier extensions.&#xA;&#xA;Modifier extensions SHALL NOT change the meaning of any elements on Resource or DomainResource (including cannot change the meaning of modifierExtension itself). There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone."/>
                <type value="display"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                <valueInteger value="1"/>
              </extension>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="integer"/>
              </extension>
              <linkId value="Dosage.sequence"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="Dosage.sequence-flyover"/>
                <text value="Indicates the order in which the dosage instructions should be applied or interpreted."/>
                <type value="display"/>
              </item>
              <item>
                <linkId value="Dosage.sequence.value"/>
                <text value="The order of the dosage instructions"/>
                <type value="integer"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                <valueInteger value="1"/>
              </extension>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="string"/>
              </extension>
              <linkId value="Dosage.text"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="Dosage.text-flyover"/>
                <text value="Free text dosage instructions e.g. SIG."/>
                <type value="display"/>
              </item>
              <item>
                <linkId value="Dosage.text.value"/>
                <text value="Free text dosage instructions e.g. SIG"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="CodeableConcept"/>
              </extension>
              <linkId value="Dosage.additionalInstruction"/>
              <text value="Supplemental instruction or warnings to the patient - e.g. &quot;with meals&quot;, &quot;may cause drowsiness&quot;"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="Dosage.additionalInstruction-flyover"/>
                <text value="Supplemental instructions to the patient on how to take the medication  (e.g. &quot;with meals&quot; or&quot;take half to one hour before food&quot;) or warnings for the patient about the medication (e.g. &quot;may cause drowsiness&quot; or &quot;avoid exposure of skin to direct sunlight or sunlamps&quot;). Information about administration or preparation of the medication (e.g. &quot;infuse as rapidly as possibly via intraperitoneal port&quot; or take &quot;immediately following drug x&quot;) should be populated in dosage.text."/>
                <type value="display"/>
              </item>
              <item>
                <linkId value="Dosage.additionalInstruction.coding"/>
                <text value="code:"/>
                <type value="coding"/>
                <required value="false"/>
                <repeats value="false"/>
                <answerConstraint value="optionsOnly"/>
              </item>
              <item>
                <linkId value="Dosage.additionalInstruction.text"/>
                <text value="text:"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                <valueInteger value="1"/>
              </extension>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="string"/>
              </extension>
              <linkId value="Dosage.patientInstruction"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="Dosage.patientInstruction-flyover"/>
                <text value="Instructions in terms that are understood by the patient or consumer."/>
                <type value="display"/>
              </item>
              <item>
                <linkId value="Dosage.patientInstruction.value"/>
                <text value="Patient or consumer oriented instructions"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                <valueInteger value="1"/>
              </extension>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="Schedule"/>
              </extension>
              <linkId value="Dosage.timing"/>
              <text value="When medication should be administered"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="Dosage.timing-flyover"/>
                <text value="When medication should be administered. This attribute might not always be populated while the Dosage.text is expected to be populated.  If both are populated, then the Dosage.text should reflect the content of the Dosage.timing."/>
                <type value="display"/>
              </item>
              <item>
                <linkId value="Dosage.timing.text"/>
                <text value="text:"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
              <item>
                <linkId value="Dosage.timing.date"/>
                <text value="date:"/>
                <type value="dateTime"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-referenceResource">
                  <valueCode value="Patient"/>
                </extension>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-referenceResource">
                  <valueCode value="Practitioner"/>
                </extension>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-referenceResource">
                  <valueCode value="RelatedPerson"/>
                </extension>
                <linkId value="Dosage.timing.author"/>
                <text value="author:"/>
                <type value="reference"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                <valueInteger value="1"/>
              </extension>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="boolean"/>
              </extension>
              <linkId value="Dosage.asNeeded"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="Dosage.asNeeded-flyover"/>
                <text value="Indicates whether the Medication is only taken when needed within a specific dosing schedule (Boolean option). Can express &quot;as needed&quot; without a reason by setting the Boolean = True.  In this case the CodeableConcept is not populated."/>
                <type value="display"/>
              </item>
              <item>
                <linkId value="Dosage.asNeeded.value"/>
                <text value="Take &quot;as needed&quot;"/>
                <type value="boolean"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="CodeableConcept"/>
              </extension>
              <linkId value="Dosage.asNeededFor"/>
              <text value="Take &quot;as needed&quot; (for x)"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="Dosage.asNeededFor-flyover"/>
                <text value="Indicates whether the Medication is only taken based on a precondition for taking the Medication (CodeableConcept). Can express &quot;as needed&quot; with a reason by including the CodeableConcept.  In this case the Boolean is assumed to be False, then the dose is given according to the schedule and is not &quot;prn&quot; or &quot;as needed&quot;."/>
                <type value="display"/>
              </item>
              <item>
                <linkId value="Dosage.asNeededFor.coding"/>
                <text value="code:"/>
                <type value="coding"/>
                <required value="false"/>
                <repeats value="false"/>
                <answerConstraint value="optionsOnly"/>
              </item>
              <item>
                <linkId value="Dosage.asNeededFor.text"/>
                <text value="text:"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                <valueInteger value="1"/>
              </extension>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="CodeableConcept"/>
              </extension>
              <linkId value="Dosage.site"/>
              <text value="Body site to administer to"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="Dosage.site-flyover"/>
                <text value="Body site to administer to. If the use case requires attributes from the BodySite resource (e.g. to identify and track separately) then use the standard extension [http://hl7.org/fhir/StructureDefinition/bodySite](http://hl7.org/fhir/extensions/StructureDefinition-bodySite.html).  May be a summary code, or a reference to a very precise definition of the location, or both."/>
                <type value="display"/>
              </item>
              <item>
                <linkId value="Dosage.site.coding"/>
                <text value="code:"/>
                <type value="coding"/>
                <required value="false"/>
                <repeats value="false"/>
                <answerConstraint value="optionsOnly"/>
              </item>
              <item>
                <linkId value="Dosage.site.text"/>
                <text value="text:"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                <valueInteger value="1"/>
              </extension>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="CodeableConcept"/>
              </extension>
              <linkId value="Dosage.route"/>
              <text value="How drug should enter body"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="Dosage.route-flyover"/>
                <text value="How drug should enter body."/>
                <type value="display"/>
              </item>
              <item>
                <linkId value="Dosage.route.coding"/>
                <text value="code:"/>
                <type value="coding"/>
                <required value="false"/>
                <repeats value="false"/>
                <answerConstraint value="optionsOnly"/>
              </item>
              <item>
                <linkId value="Dosage.route.text"/>
                <text value="text:"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                <valueInteger value="1"/>
              </extension>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="CodeableConcept"/>
              </extension>
              <linkId value="Dosage.method"/>
              <text value="Technique for administering medication"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="Dosage.method-flyover"/>
                <text value="Technique for administering medication. Terminologies used often pre-coordinate this term with the route and or form of administration."/>
                <type value="display"/>
              </item>
              <item>
                <linkId value="Dosage.method.coding"/>
                <text value="code:"/>
                <type value="coding"/>
                <required value="false"/>
                <repeats value="false"/>
                <answerConstraint value="optionsOnly"/>
              </item>
              <item>
                <linkId value="Dosage.method.text"/>
                <text value="text:"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <linkId value="Parameters.parameter.value[x]._null.Dosage.doseAndRate"/>
              <text value="Amount of medication administered, to be administered or typical amount to be administered"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="Dosage.doseAndRate-flyover"/>
                <text value="Depending on the resource,this is the amount of medication administered, to  be administered or typical amount to be administered."/>
                <type value="display"/>
              </item>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                  <valueInteger value="1"/>
                </extension>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                  <valueString value="string"/>
                </extension>
                <linkId value="Dosage.doseAndRate.id"/>
                <type value="group"/>
                <required value="false"/>
                <repeats value="true"/>
                <item>
                  <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                    <valueCodeableConcept>
                      <coding>
                        <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                        <code value="flyover"/>
                        <display value="Fly-over"/>
                      </coding>
                    </valueCodeableConcept>
                  </extension>
                  <linkId value="Dosage.doseAndRate.id-flyover"/>
                  <text value="Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces."/>
                  <type value="display"/>
                </item>
                <item>
                  <linkId value="Dosage.doseAndRate.id.value"/>
                  <text value="Unique id for inter-element referencing"/>
                  <type value="string"/>
                  <required value="false"/>
                  <repeats value="false"/>
                </item>
              </item>
              <item>
                <linkId value="Dosage.doseAndRate.extension"/>
                <text value="Additional content defined by implementations"/>
                <type value="group"/>
                <required value="false"/>
                <repeats value="true"/>
                <item>
                  <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                    <valueCodeableConcept>
                      <coding>
                        <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                        <code value="flyover"/>
                        <display value="Fly-over"/>
                      </coding>
                    </valueCodeableConcept>
                  </extension>
                  <linkId value="Dosage.doseAndRate.extension-flyover"/>
                  <text value="May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and managable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone."/>
                  <type value="display"/>
                </item>
              </item>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                  <valueInteger value="1"/>
                </extension>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                  <valueString value="CodeableConcept"/>
                </extension>
                <linkId value="Dosage.doseAndRate.type"/>
                <text value="The kind of dose or rate specified"/>
                <type value="group"/>
                <required value="false"/>
                <repeats value="true"/>
                <item>
                  <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                    <valueCodeableConcept>
                      <coding>
                        <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                        <code value="flyover"/>
                        <display value="Fly-over"/>
                      </coding>
                    </valueCodeableConcept>
                  </extension>
                  <linkId value="Dosage.doseAndRate.type-flyover"/>
                  <text value="The kind of dose or rate specified, for example, ordered or calculated."/>
                  <type value="display"/>
                </item>
                <item>
                  <linkId value="Dosage.doseAndRate.type.coding"/>
                  <text value="code:"/>
                  <type value="coding"/>
                  <required value="false"/>
                  <repeats value="false"/>
                  <answerConstraint value="optionsOnly"/>
                </item>
                <item>
                  <linkId value="Dosage.doseAndRate.type.text"/>
                  <text value="text:"/>
                  <type value="string"/>
                  <required value="false"/>
                  <repeats value="false"/>
                </item>
              </item>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                  <valueInteger value="1"/>
                </extension>
                <linkId value="Dosage.doseAndRate.dose[x]"/>
                <text value="Amount of medication per dose"/>
                <type value="group"/>
                <required value="false"/>
                <repeats value="true"/>
                <item>
                  <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                    <valueCodeableConcept>
                      <coding>
                        <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                        <code value="flyover"/>
                        <display value="Fly-over"/>
                      </coding>
                    </valueCodeableConcept>
                  </extension>
                  <linkId value="Dosage.doseAndRate.dose[x]-flyover"/>
                  <text value="Amount of medication per dose. Note that this specifies the quantity of the specified medication, not the quantity for each active ingredient(s). Each ingredient amount can be communicated in the Medication resource. For example, if one wants to communicate that a tablet was 375 mg, where the dose was one tablet, you can use the Medication resource to document that the tablet was comprised of 375 mg of drug XYZ. Alternatively if the dose was 375 mg, then you may only need to use the Medication resource to indicate this was a tablet. If the example were an IV such as dopamine and you wanted to communicate that 400mg of dopamine was mixed in 500 ml of some IV solution, then this would all be communicated in the Medication resource. If the administration is not intended to be instantaneous (rate is present or timing has a duration), this can be specified to convey the total amount to be administered over the period of time as indicated by the schedule e.g. 500 ml in dose, with timing used to convey that this should be done over 4 hours."/>
                  <type value="display"/>
                </item>
                <item>
                  <linkId value="Dosage.doseAndRate.dose[x]._type"/>
                  <text value="type"/>
                  <type value="coding"/>
                  <required value="false"/>
                  <repeats value="false"/>
                  <answerConstraint value="optionsOnly"/>
                  <answerValueSet value="#vs8"/>
                  <item>
                    <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                      <valueString value="Range"/>
                    </extension>
                    <linkId value="Dosage.doseAndRate.dose[x]._null"/>
                    <type value="group"/>
                    <item>
                      <linkId value="Dosage.doseAndRate.dose[x]._null.low"/>
                      <text value="low:"/>
                      <type value="decimal"/>
                      <required value="false"/>
                      <repeats value="false"/>
                    </item>
                    <item>
                      <linkId value="Dosage.doseAndRate.dose[x]._null.high"/>
                      <text value="high:"/>
                      <type value="decimal"/>
                      <required value="false"/>
                      <repeats value="false"/>
                    </item>
                    <item>
                      <linkId value="Dosage.doseAndRate.dose[x]._null.units"/>
                      <text value="units:"/>
                      <type value="string"/>
                      <required value="false"/>
                      <repeats value="false"/>
                    </item>
                  </item>
                  <item>
                    <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                      <valueString value="Quantity"/>
                    </extension>
                    <linkId value="Dosage.doseAndRate.dose[x]._null"/>
                    <type value="group"/>
                    <item>
                      <linkId value="Dosage.doseAndRate.dose[x]._null.comparator"/>
                      <text value="comp:"/>
                      <type value="coding"/>
                      <required value="false"/>
                      <repeats value="false"/>
                      <answerConstraint value="optionsOnly"/>
                    </item>
                    <item>
                      <linkId value="Dosage.doseAndRate.dose[x]._null.value"/>
                      <text value="value:"/>
                      <type value="decimal"/>
                      <required value="false"/>
                      <repeats value="false"/>
                    </item>
                    <item>
                      <linkId value="Dosage.doseAndRate.dose[x]._null.units"/>
                      <text value="units:"/>
                      <type value="string"/>
                      <required value="false"/>
                      <repeats value="false"/>
                    </item>
                    <item>
                      <linkId value="Dosage.doseAndRate.dose[x]._null.code"/>
                      <text value="coded units:"/>
                      <type value="string"/>
                      <required value="false"/>
                      <repeats value="false"/>
                    </item>
                    <item>
                      <linkId value="Dosage.doseAndRate.dose[x]._null.system"/>
                      <text value="units system:"/>
                      <type value="string"/>
                      <required value="false"/>
                      <repeats value="false"/>
                    </item>
                  </item>
                </item>
              </item>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                  <valueInteger value="1"/>
                </extension>
                <linkId value="Dosage.doseAndRate.rate[x]"/>
                <text value="Amount of medication per unit of time"/>
                <type value="group"/>
                <required value="false"/>
                <repeats value="true"/>
                <item>
                  <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                    <valueCodeableConcept>
                      <coding>
                        <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                        <code value="flyover"/>
                        <display value="Fly-over"/>
                      </coding>
                    </valueCodeableConcept>
                  </extension>
                  <linkId value="Dosage.doseAndRate.rate[x]-flyover"/>
                  <text value="Amount of medication per unit of time. It is possible to supply both a rate and a doseQuantity to provide full details about how the medication is to be administered and supplied. If the rate is intended to change over time, depending on local rules/regulations, each change should be captured as a new version of the MedicationRequest with an updated rate, or captured with a new MedicationRequest with the new rate.&#xD;&#xD;It is possible to specify a rate over time (for example, 100 ml/hour) using either the rateRatio and rateQuantity.  The rateQuantity approach requires systems to have the capability to parse UCUM grammar where ml/hour is included rather than a specific ratio where the time is specified as the denominator.  Where a rate such as 500ml over 2 hours is specified, the use of rateRatio may be more semantically correct than specifying using a rateQuantity of 250 mg/hour."/>
                  <type value="display"/>
                </item>
                <item>
                  <linkId value="Dosage.doseAndRate.rate[x]._type"/>
                  <text value="type"/>
                  <type value="coding"/>
                  <required value="false"/>
                  <repeats value="false"/>
                  <answerConstraint value="optionsOnly"/>
                  <answerValueSet value="#vs9"/>
                  <item>
                    <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                      <valueString value="Ratio"/>
                    </extension>
                    <linkId value="Dosage.doseAndRate.rate[x]._null"/>
                    <type value="group"/>
                    <item>
                      <linkId value="Dosage.doseAndRate.rate[x]._null.numerator"/>
                      <text value="numerator:"/>
                      <type value="decimal"/>
                      <required value="false"/>
                      <repeats value="false"/>
                    </item>
                    <item>
                      <linkId value="Dosage.doseAndRate.rate[x]._null.denominator"/>
                      <text value="denominator:"/>
                      <type value="decimal"/>
                      <required value="false"/>
                      <repeats value="false"/>
                    </item>
                    <item>
                      <linkId value="Dosage.doseAndRate.rate[x]._null.units"/>
                      <text value="units:"/>
                      <type value="string"/>
                      <required value="false"/>
                      <repeats value="false"/>
                    </item>
                  </item>
                  <item>
                    <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                      <valueString value="Range"/>
                    </extension>
                    <linkId value="Dosage.doseAndRate.rate[x]._null"/>
                    <type value="group"/>
                    <item>
                      <linkId value="Dosage.doseAndRate.rate[x]._null.low"/>
                      <text value="low:"/>
                      <type value="decimal"/>
                      <required value="false"/>
                      <repeats value="false"/>
                    </item>
                    <item>
                      <linkId value="Dosage.doseAndRate.rate[x]._null.high"/>
                      <text value="high:"/>
                      <type value="decimal"/>
                      <required value="false"/>
                      <repeats value="false"/>
                    </item>
                    <item>
                      <linkId value="Dosage.doseAndRate.rate[x]._null.units"/>
                      <text value="units:"/>
                      <type value="string"/>
                      <required value="false"/>
                      <repeats value="false"/>
                    </item>
                  </item>
                  <item>
                    <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                      <valueString value="Quantity"/>
                    </extension>
                    <linkId value="Dosage.doseAndRate.rate[x]._null"/>
                    <type value="group"/>
                    <item>
                      <linkId value="Dosage.doseAndRate.rate[x]._null.comparator"/>
                      <text value="comp:"/>
                      <type value="coding"/>
                      <required value="false"/>
                      <repeats value="false"/>
                      <answerConstraint value="optionsOnly"/>
                    </item>
                    <item>
                      <linkId value="Dosage.doseAndRate.rate[x]._null.value"/>
                      <text value="value:"/>
                      <type value="decimal"/>
                      <required value="false"/>
                      <repeats value="false"/>
                    </item>
                    <item>
                      <linkId value="Dosage.doseAndRate.rate[x]._null.units"/>
                      <text value="units:"/>
                      <type value="string"/>
                      <required value="false"/>
                      <repeats value="false"/>
                    </item>
                    <item>
                      <linkId value="Dosage.doseAndRate.rate[x]._null.code"/>
                      <text value="coded units:"/>
                      <type value="string"/>
                      <required value="false"/>
                      <repeats value="false"/>
                    </item>
                    <item>
                      <linkId value="Dosage.doseAndRate.rate[x]._null.system"/>
                      <text value="units system:"/>
                      <type value="string"/>
                      <required value="false"/>
                      <repeats value="false"/>
                    </item>
                  </item>
                </item>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="Ratio"/>
              </extension>
              <linkId value="Dosage.maxDosePerPeriod"/>
              <text value="Upper limit on medication per unit of time"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="Dosage.maxDosePerPeriod-flyover"/>
                <text value="Upper limit on medication per unit of time. This is intended for use as an adjunct to the dosage when there is an upper cap.  For example &quot;2 tablets every 4 hours to a maximum of 8/day&quot;."/>
                <type value="display"/>
              </item>
              <item>
                <linkId value="Dosage.maxDosePerPeriod.numerator"/>
                <text value="numerator:"/>
                <type value="decimal"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
              <item>
                <linkId value="Dosage.maxDosePerPeriod.denominator"/>
                <text value="denominator:"/>
                <type value="decimal"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
              <item>
                <linkId value="Dosage.maxDosePerPeriod.units"/>
                <text value="units:"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                <valueInteger value="1"/>
              </extension>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="Quantity"/>
              </extension>
              <linkId value="Dosage.maxDosePerAdministration"/>
              <text value="Upper limit on medication per administration"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="Dosage.maxDosePerAdministration-flyover"/>
                <text value="Upper limit on medication per administration. This is intended for use as an adjunct to the dosage when there is an upper cap.  For example, a body surface area related dose with a maximum amount, such as 1.5 mg/m2 (maximum 2 mg) IV over 5 – 10 minutes would have doseQuantity of 1.5 mg/m2 and maxDosePerAdministration of 2 mg."/>
                <type value="display"/>
              </item>
              <item>
                <linkId value="Dosage.maxDosePerAdministration.comparator"/>
                <text value="comp:"/>
                <type value="coding"/>
                <required value="false"/>
                <repeats value="false"/>
                <answerConstraint value="optionsOnly"/>
              </item>
              <item>
                <linkId value="Dosage.maxDosePerAdministration.value"/>
                <text value="value:"/>
                <type value="decimal"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
              <item>
                <linkId value="Dosage.maxDosePerAdministration.units"/>
                <text value="units:"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
              <item>
                <linkId value="Dosage.maxDosePerAdministration.code"/>
                <text value="coded units:"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
              <item>
                <linkId value="Dosage.maxDosePerAdministration.system"/>
                <text value="units system:"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
                <valueInteger value="1"/>
              </extension>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="Quantity"/>
              </extension>
              <linkId value="Dosage.maxDosePerLifetime"/>
              <text value="Upper limit on medication per lifetime of the patient"/>
              <type value="group"/>
              <required value="false"/>
              <repeats value="true"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
                  <valueCodeableConcept>
                    <coding>
                      <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                      <code value="flyover"/>
                      <display value="Fly-over"/>
                    </coding>
                  </valueCodeableConcept>
                </extension>
                <linkId value="Dosage.maxDosePerLifetime-flyover"/>
                <text value="Upper limit on medication per lifetime of the patient."/>
                <type value="display"/>
              </item>
              <item>
                <linkId value="Dosage.maxDosePerLifetime.comparator"/>
                <text value="comp:"/>
                <type value="coding"/>
                <required value="false"/>
                <repeats value="false"/>
                <answerConstraint value="optionsOnly"/>
              </item>
              <item>
                <linkId value="Dosage.maxDosePerLifetime.value"/>
                <text value="value:"/>
                <type value="decimal"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
              <item>
                <linkId value="Dosage.maxDosePerLifetime.units"/>
                <text value="units:"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
              <item>
                <linkId value="Dosage.maxDosePerLifetime.code"/>
                <text value="coded units:"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
              <item>
                <linkId value="Dosage.maxDosePerLifetime.system"/>
                <text value="units system:"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
          </item>
          <item>
            <linkId value="Parameters.parameter.value[x]._null"/>
            <type value="group"/>
          </item>
        </item>
      </item>
      <item>
        <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
          <valueInteger value="1"/>
        </extension>
        <linkId value="Parameters.parameter.resource"/>
        <text value="If parameter is a whole resource"/>
        <type value="group"/>
        <required value="false"/>
        <repeats value="true"/>
        <item>
          <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
            <valueCodeableConcept>
              <coding>
                <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                <code value="flyover"/>
                <display value="Fly-over"/>
              </coding>
            </valueCodeableConcept>
          </extension>
          <linkId value="Parameters.parameter.resource-flyover"/>
          <text value="Conveys the content if the parameter is a whole resource. When resolving references in resources, the operation definition may specify how references may be resolved between parameters. If a reference cannot be resolved between the parameters, the application should fall back to its general resource resolution methods."/>
          <type value="display"/>
        </item>
      </item>
      <item>
        <linkId value="Parameters.parameter.part"/>
        <text value="Named part of a multi-part parameter"/>
        <type value="group"/>
        <required value="false"/>
        <repeats value="true"/>
        <item>
          <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
            <valueCodeableConcept>
              <coding>
                <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                <code value="flyover"/>
                <display value="Fly-over"/>
              </coding>
            </valueCodeableConcept>
          </extension>
          <linkId value="Parameters.parameter.part-flyover"/>
          <text value="A named part of a multi-part parameter."/>
          <type value="display"/>
        </item>
        <item>
          <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
            <valueInteger value="1"/>
          </extension>
          <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
            <valueString value="string"/>
          </extension>
          <linkId value="Parameters.parameter.id"/>
          <type value="group"/>
          <required value="false"/>
          <repeats value="true"/>
          <item>
            <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
              <valueCodeableConcept>
                <coding>
                  <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                  <code value="flyover"/>
                  <display value="Fly-over"/>
                </coding>
              </valueCodeableConcept>
            </extension>
            <linkId value="Parameters.parameter.id-flyover"/>
            <text value="Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces."/>
            <type value="display"/>
          </item>
          <item>
            <linkId value="Parameters.parameter.id.value"/>
            <text value="Unique id for inter-element referencing"/>
            <type value="string"/>
            <required value="false"/>
            <repeats value="false"/>
          </item>
        </item>
        <item>
          <linkId value="Parameters.parameter.extension"/>
          <text value="Additional content defined by implementations"/>
          <type value="group"/>
          <required value="false"/>
          <repeats value="true"/>
          <item>
            <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
              <valueCodeableConcept>
                <coding>
                  <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                  <code value="flyover"/>
                  <display value="Fly-over"/>
                </coding>
              </valueCodeableConcept>
            </extension>
            <linkId value="Parameters.parameter.extension-flyover"/>
            <text value="May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and managable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone."/>
            <type value="display"/>
          </item>
        </item>
        <item>
          <linkId value="Parameters.parameter.modifierExtension"/>
          <text value="Extensions that cannot be ignored even if unrecognized"/>
          <type value="group"/>
          <required value="false"/>
          <repeats value="true"/>
          <item>
            <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
              <valueCodeableConcept>
                <coding>
                  <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                  <code value="flyover"/>
                  <display value="Fly-over"/>
                </coding>
              </valueCodeableConcept>
            </extension>
            <linkId value="Parameters.parameter.modifierExtension-flyover"/>
            <text value="May be used to represent additional information that is not part of the basic definition of the element and that modifies the understanding of the element in which it is contained and/or the understanding of the containing element's descendants. Usually modifier elements provide negation or qualification. To make the use of extensions safe and managable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. Applications processing a resource are required to check for modifier extensions.&#xA;&#xA;Modifier extensions SHALL NOT change the meaning of any elements on Resource or DomainResource (including cannot change the meaning of modifierExtension itself). There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone."/>
            <type value="display"/>
          </item>
        </item>
        <item>
          <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-minOccurs">
            <valueInteger value="1"/>
          </extension>
          <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
            <valueInteger value="1"/>
          </extension>
          <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
            <valueString value="string"/>
          </extension>
          <linkId value="Parameters.parameter.name"/>
          <type value="group"/>
          <required value="true"/>
          <repeats value="true"/>
          <item>
            <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
              <valueCodeableConcept>
                <coding>
                  <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                  <code value="flyover"/>
                  <display value="Fly-over"/>
                </coding>
              </valueCodeableConcept>
            </extension>
            <linkId value="Parameters.parameter.name-flyover"/>
            <text value="The name of the parameter (reference to the operation definition)."/>
            <type value="display"/>
          </item>
          <item>
            <linkId value="Parameters.parameter.name.value"/>
            <text value="Name from the definition"/>
            <type value="string"/>
            <required value="false"/>
            <repeats value="false"/>
          </item>
        </item>
        <item>
          <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
            <valueInteger value="1"/>
          </extension>
          <linkId value="Parameters.parameter.value[x]"/>
          <text value="If parameter is a data type"/>
          <type value="group"/>
          <required value="false"/>
          <repeats value="true"/>
          <item>
            <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
              <valueCodeableConcept>
                <coding>
                  <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                  <code value="flyover"/>
                  <display value="Fly-over"/>
                </coding>
              </valueCodeableConcept>
            </extension>
            <linkId value="Parameters.parameter.value[x]-flyover"/>
            <text value="Conveys the content if the parameter is a data type."/>
            <type value="display"/>
          </item>
          <item>
            <linkId value="Parameters.parameter.value[x]._type"/>
            <text value="type"/>
            <type value="coding"/>
            <required value="false"/>
            <repeats value="false"/>
            <answerConstraint value="optionsOnly"/>
            <answerValueSet value="#vs10"/>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="binary"/>
              </extension>
              <linkId value="Parameters.parameter.value[x]._null"/>
              <type value="group"/>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="boolean"/>
              </extension>
              <linkId value="Parameters.parameter.value[x]._null"/>
              <type value="group"/>
              <item>
                <linkId value="Parameters.parameter.value[x]._null.value"/>
                <type value="boolean"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="uri"/>
              </extension>
              <linkId value="Parameters.parameter.value[x]._null"/>
              <type value="group"/>
              <item>
                <linkId value="Parameters.parameter.value[x]._null.value"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="code"/>
              </extension>
              <linkId value="Parameters.parameter.value[x]._null"/>
              <type value="group"/>
              <item>
                <linkId value="Parameters.parameter.value[x]._null.value"/>
                <text value="value[x]"/>
                <type value="coding"/>
                <required value="false"/>
                <repeats value="false"/>
                <answerConstraint value="optionsOnly"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="datetime"/>
              </extension>
              <linkId value="Parameters.parameter.value[x]._null"/>
              <type value="group"/>
              <item>
                <linkId value="Parameters.parameter.value[x]._null.value"/>
                <type value="dateTime"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="datetime"/>
              </extension>
              <linkId value="Parameters.parameter.value[x]._null"/>
              <type value="group"/>
              <item>
                <linkId value="Parameters.parameter.value[x]._null.value"/>
                <type value="dateTime"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="decimal"/>
              </extension>
              <linkId value="Parameters.parameter.value[x]._null"/>
              <type value="group"/>
              <item>
                <linkId value="Parameters.parameter.value[x]._null.value"/>
                <type value="decimal"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="string"/>
              </extension>
              <linkId value="Parameters.parameter.value[x]._null"/>
              <type value="group"/>
              <item>
                <linkId value="Parameters.parameter.value[x]._null.value"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="instant"/>
              </extension>
              <linkId value="Parameters.parameter.value[x]._null"/>
              <type value="group"/>
              <item>
                <linkId value="Parameters.parameter.value[x]._null.value"/>
                <type value="dateTime"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="integer"/>
              </extension>
              <linkId value="Parameters.parameter.value[x]._null"/>
              <type value="group"/>
              <item>
                <linkId value="Parameters.parameter.value[x]._null.value"/>
                <type value="integer"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <linkId value="Parameters.parameter.value[x]._null"/>
              <type value="group"/>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="string"/>
              </extension>
              <linkId value="Parameters.parameter.value[x]._null"/>
              <type value="group"/>
              <item>
                <linkId value="Parameters.parameter.value[x]._null.value"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="string"/>
              </extension>
              <linkId value="Parameters.parameter.value[x]._null"/>
              <type value="group"/>
              <item>
                <linkId value="Parameters.parameter.value[x]._null.value"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="integer"/>
              </extension>
              <linkId value="Parameters.parameter.value[x]._null"/>
              <type value="group"/>
              <item>
                <linkId value="Parameters.parameter.value[x]._null.value"/>
                <type value="integer"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="string"/>
              </extension>
              <linkId value="Parameters.parameter.value[x]._null"/>
              <type value="group"/>
              <item>
                <linkId value="Parameters.parameter.value[x]._null.value"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="time"/>
              </extension>
              <linkId value="Parameters.parameter.value[x]._null"/>
              <type value="group"/>
              <item>
                <linkId value="Parameters.parameter.value[x]._null.value"/>
                <type value="time"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="integer"/>
              </extension>
              <linkId value="Parameters.parameter.value[x]._null"/>
              <type value="group"/>
              <item>
                <linkId value="Parameters.parameter.value[x]._null.value"/>
                <type value="integer"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="uri"/>
              </extension>
              <linkId value="Parameters.parameter.value[x]._null"/>
              <type value="group"/>
              <item>
                <linkId value="Parameters.parameter.value[x]._null.value"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="uri"/>
              </extension>
              <linkId value="Parameters.parameter.value[x]._null"/>
              <type value="group"/>
              <item>
                <linkId value="Parameters.parameter.value[x]._null.value"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="string"/>
              </extension>
              <linkId value="Parameters.parameter.value[x]._null"/>
              <type value="group"/>
              <item>
                <linkId value="Parameters.parameter.value[x]._null.value"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="Address"/>
              </extension>
              <linkId value="Parameters.parameter.value[x]._null"/>
              <type value="group"/>
              <item>
                <linkId value="Parameters.parameter.value[x]._null.text"/>
                <text value="text:"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
              <item>
                <linkId value="Parameters.parameter.value[x]._null.line"/>
                <text value="line:"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="true"/>
              </item>
              <item>
                <linkId value="Parameters.parameter.value[x]._null.city"/>
                <text value="city:"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
              <item>
                <linkId value="Parameters.parameter.value[x]._null.state"/>
                <text value="state:"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
              <item>
                <linkId value="Parameters.parameter.value[x]._null.postalCode"/>
                <text value="post code:"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
              <item>
                <linkId value="Parameters.parameter.value[x]._null.country"/>
                <text value="country:"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
              <item>
                <linkId value="Parameters.parameter.value[x]._null.use"/>
                <text value="use:"/>
                <type value="coding"/>
                <required value="false"/>
                <repeats value="false"/>
                <answerConstraint value="optionsOnly"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="Quantity"/>
              </extension>
              <linkId value="Parameters.parameter.value[x]._null"/>
              <type value="group"/>
              <item>
                <linkId value="Parameters.parameter.value[x]._null.comparator"/>
                <text value="comp:"/>
                <type value="coding"/>
                <required value="false"/>
                <repeats value="false"/>
                <answerConstraint value="optionsOnly"/>
              </item>
              <item>
                <linkId value="Parameters.parameter.value[x]._null.value"/>
                <text value="value:"/>
                <type value="decimal"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
              <item>
                <linkId value="Parameters.parameter.value[x]._null.units"/>
                <text value="units:"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
              <item>
                <linkId value="Parameters.parameter.value[x]._null.code"/>
                <text value="coded units:"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
              <item>
                <linkId value="Parameters.parameter.value[x]._null.system"/>
                <text value="units system:"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="Annotation"/>
              </extension>
              <linkId value="Parameters.parameter.value[x]._null"/>
              <type value="group"/>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="Attachment"/>
              </extension>
              <linkId value="Parameters.parameter.value[x]._null"/>
              <type value="group"/>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="CodeableConcept"/>
              </extension>
              <linkId value="Parameters.parameter.value[x]._null"/>
              <type value="group"/>
              <item>
                <linkId value="Parameters.parameter.value[x]._null.coding"/>
                <text value="code:"/>
                <type value="coding"/>
                <required value="false"/>
                <repeats value="false"/>
                <answerConstraint value="optionsOnly"/>
              </item>
              <item>
                <linkId value="Parameters.parameter.value[x]._null.text"/>
                <text value="text:"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <linkId value="Parameters.parameter.value[x]._null"/>
              <type value="group"/>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="Coding"/>
              </extension>
              <linkId value="Parameters.parameter.value[x]._null"/>
              <type value="group"/>
              <item>
                <linkId value="Parameters.parameter.value[x]._null.value"/>
                <type value="coding"/>
                <required value="false"/>
                <repeats value="false"/>
                <answerConstraint value="optionsOnly"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="ContactPoint"/>
              </extension>
              <linkId value="Parameters.parameter.value[x]._null"/>
              <type value="group"/>
              <item>
                <linkId value="Parameters.parameter.value[x]._null.system"/>
                <text value="type:"/>
                <type value="coding"/>
                <required value="false"/>
                <repeats value="false"/>
                <answerConstraint value="optionsOnly"/>
              </item>
              <item>
                <linkId value="Parameters.parameter.value[x]._null.value"/>
                <text value="value:"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
              <item>
                <linkId value="Parameters.parameter.value[x]._null.use"/>
                <text value="use:"/>
                <type value="coding"/>
                <required value="false"/>
                <repeats value="false"/>
                <answerConstraint value="optionsOnly"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="Quantity"/>
              </extension>
              <linkId value="Parameters.parameter.value[x]._null"/>
              <type value="group"/>
              <item>
                <linkId value="Parameters.parameter.value[x]._null.comparator"/>
                <text value="comp:"/>
                <type value="coding"/>
                <required value="false"/>
                <repeats value="false"/>
                <answerConstraint value="optionsOnly"/>
              </item>
              <item>
                <linkId value="Parameters.parameter.value[x]._null.value"/>
                <text value="value:"/>
                <type value="decimal"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
              <item>
                <linkId value="Parameters.parameter.value[x]._null.units"/>
                <text value="units:"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
              <item>
                <linkId value="Parameters.parameter.value[x]._null.code"/>
                <text value="coded units:"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
              <item>
                <linkId value="Parameters.parameter.value[x]._null.system"/>
                <text value="units system:"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="Quantity"/>
              </extension>
              <linkId value="Parameters.parameter.value[x]._null"/>
              <type value="group"/>
              <item>
                <linkId value="Parameters.parameter.value[x]._null.comparator"/>
                <text value="comp:"/>
                <type value="coding"/>
                <required value="false"/>
                <repeats value="false"/>
                <answerConstraint value="optionsOnly"/>
              </item>
              <item>
                <linkId value="Parameters.parameter.value[x]._null.value"/>
                <text value="value:"/>
                <type value="decimal"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
              <item>
                <linkId value="Parameters.parameter.value[x]._null.units"/>
                <text value="units:"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
              <item>
                <linkId value="Parameters.parameter.value[x]._null.code"/>
                <text value="coded units:"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
              <item>
                <linkId value="Parameters.parameter.value[x]._null.system"/>
                <text value="units system:"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="Quantity"/>
              </extension>
              <linkId value="Parameters.parameter.value[x]._null"/>
              <type value="group"/>
              <item>
                <linkId value="Parameters.parameter.value[x]._null.comparator"/>
                <text value="comp:"/>
                <type value="coding"/>
                <required value="false"/>
                <repeats value="false"/>
                <answerConstraint value="optionsOnly"/>
              </item>
              <item>
                <linkId value="Parameters.parameter.value[x]._null.value"/>
                <text value="value:"/>
                <type value="decimal"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
              <item>
                <linkId value="Parameters.parameter.value[x]._null.units"/>
                <text value="units:"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
              <item>
                <linkId value="Parameters.parameter.value[x]._null.code"/>
                <text value="coded units:"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
              <item>
                <linkId value="Parameters.parameter.value[x]._null.system"/>
                <text value="units system:"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="Name"/>
              </extension>
              <linkId value="Parameters.parameter.value[x]._null"/>
              <type value="group"/>
              <item>
                <linkId value="Parameters.parameter.value[x]._null.text"/>
                <text value="text:"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
              <item>
                <linkId value="Parameters.parameter.value[x]._null.family"/>
                <text value="family:"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="true"/>
              </item>
              <item>
                <linkId value="Parameters.parameter.value[x]._null.given"/>
                <text value="given:"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="true"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="Identifier"/>
              </extension>
              <linkId value="Parameters.parameter.value[x]._null"/>
              <type value="group"/>
              <item>
                <linkId value="Parameters.parameter.value[x]._null.label"/>
                <text value="label:"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
              <item>
                <linkId value="Parameters.parameter.value[x]._null.system"/>
                <text value="system:"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
              <item>
                <linkId value="Parameters.parameter.value[x]._null.value"/>
                <text value="value:"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="Quantity"/>
              </extension>
              <linkId value="Parameters.parameter.value[x]._null"/>
              <type value="group"/>
              <item>
                <linkId value="Parameters.parameter.value[x]._null.comparator"/>
                <text value="comp:"/>
                <type value="coding"/>
                <required value="false"/>
                <repeats value="false"/>
                <answerConstraint value="optionsOnly"/>
              </item>
              <item>
                <linkId value="Parameters.parameter.value[x]._null.value"/>
                <text value="value:"/>
                <type value="decimal"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
              <item>
                <linkId value="Parameters.parameter.value[x]._null.units"/>
                <text value="units:"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
              <item>
                <linkId value="Parameters.parameter.value[x]._null.code"/>
                <text value="coded units:"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
              <item>
                <linkId value="Parameters.parameter.value[x]._null.system"/>
                <text value="units system:"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="Period"/>
              </extension>
              <linkId value="Parameters.parameter.value[x]._null"/>
              <type value="group"/>
              <item>
                <linkId value="Parameters.parameter.value[x]._null.low"/>
                <text value="start:"/>
                <type value="dateTime"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
              <item>
                <linkId value="Parameters.parameter.value[x]._null.end"/>
                <text value="end:"/>
                <type value="dateTime"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="Quantity"/>
              </extension>
              <linkId value="Parameters.parameter.value[x]._null"/>
              <type value="group"/>
              <item>
                <linkId value="Parameters.parameter.value[x]._null.comparator"/>
                <text value="comp:"/>
                <type value="coding"/>
                <required value="false"/>
                <repeats value="false"/>
                <answerConstraint value="optionsOnly"/>
              </item>
              <item>
                <linkId value="Parameters.parameter.value[x]._null.value"/>
                <text value="value:"/>
                <type value="decimal"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
              <item>
                <linkId value="Parameters.parameter.value[x]._null.units"/>
                <text value="units:"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
              <item>
                <linkId value="Parameters.parameter.value[x]._null.code"/>
                <text value="coded units:"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
              <item>
                <linkId value="Parameters.parameter.value[x]._null.system"/>
                <text value="units system:"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="Range"/>
              </extension>
              <linkId value="Parameters.parameter.value[x]._null"/>
              <type value="group"/>
              <item>
                <linkId value="Parameters.parameter.value[x]._null.low"/>
                <text value="low:"/>
                <type value="decimal"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
              <item>
                <linkId value="Parameters.parameter.value[x]._null.high"/>
                <text value="high:"/>
                <type value="decimal"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
              <item>
                <linkId value="Parameters.parameter.value[x]._null.units"/>
                <text value="units:"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="Ratio"/>
              </extension>
              <linkId value="Parameters.parameter.value[x]._null"/>
              <type value="group"/>
              <item>
                <linkId value="Parameters.parameter.value[x]._null.numerator"/>
                <text value="numerator:"/>
                <type value="decimal"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
              <item>
                <linkId value="Parameters.parameter.value[x]._null.denominator"/>
                <text value="denominator:"/>
                <type value="decimal"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
              <item>
                <linkId value="Parameters.parameter.value[x]._null.units"/>
                <text value="units:"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <linkId value="Parameters.parameter.value[x]._null"/>
              <type value="group"/>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="Reference"/>
              </extension>
              <linkId value="Parameters.parameter.value[x]._null"/>
              <type value="group"/>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-referenceFilter">
                  <valueString value="subject=$subj&amp;patient=$subj&amp;encounter=$encounter"/>
                </extension>
                <linkId value="Parameters.parameter.value[x]._null.value"/>
                <type value="reference"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="SampledData"/>
              </extension>
              <linkId value="Parameters.parameter.value[x]._null"/>
              <type value="group"/>
            </item>
            <item>
              <linkId value="Parameters.parameter.value[x]._null"/>
              <type value="group"/>
            </item>
            <item>
              <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-fhirType">
                <valueString value="Schedule"/>
              </extension>
              <linkId value="Parameters.parameter.value[x]._null"/>
              <type value="group"/>
              <item>
                <linkId value="Parameters.parameter.value[x]._null.text"/>
                <text value="text:"/>
                <type value="string"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
              <item>
                <linkId value="Parameters.parameter.value[x]._null.date"/>
                <text value="date:"/>
                <type value="dateTime"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
              <item>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-referenceResource">
                  <valueCode value="Patient"/>
                </extension>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-referenceResource">
                  <valueCode value="Practitioner"/>
                </extension>
                <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-referenceResource">
                  <valueCode value="RelatedPerson"/>
                </extension>
                <linkId value="Parameters.parameter.value[x]._null.author"/>
                <text value="author:"/>
                <type value="reference"/>
                <required value="false"/>
                <repeats value="false"/>
              </item>
            </item>
            <item>
              <linkId value="Parameters.parameter.value[x]._null"/>
              <type value="group"/>
            </item>
            <item>
              <linkId value="Parameters.parameter.value[x]._null"/>
              <type value="group"/>
            </item>
            <item>
              <linkId value="Parameters.parameter.value[x]._null"/>
              <type value="group"/>
            </item>
            <item>
              <linkId value="Parameters.parameter.value[x]._null"/>
              <type value="group"/>
            </item>
            <item>
              <linkId value="Parameters.parameter.value[x]._null"/>
              <type value="group"/>
            </item>
            <item>
              <linkId value="Parameters.parameter.value[x]._null"/>
              <type value="group"/>
            </item>
            <item>
              <linkId value="Parameters.parameter.value[x]._null"/>
              <type value="group"/>
            </item>
            <item>
              <linkId value="Parameters.parameter.value[x]._null"/>
              <type value="group"/>
            </item>
            <item>
              <linkId value="Parameters.parameter.value[x]._null"/>
              <type value="group"/>
            </item>
            <item>
              <linkId value="Parameters.parameter.value[x]._null"/>
              <type value="group"/>
            </item>
            <item>
              <linkId value="Parameters.parameter.value[x]._null"/>
              <type value="group"/>
            </item>
          </item>
        </item>
        <item>
          <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs">
            <valueInteger value="1"/>
          </extension>
          <linkId value="Parameters.parameter.resource"/>
          <text value="If parameter is a whole resource"/>
          <type value="group"/>
          <required value="false"/>
          <repeats value="true"/>
          <item>
            <extension url="http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl">
              <valueCodeableConcept>
                <coding>
                  <system value="http://hl7.org/fhir/questionnaire-item-control"/>
                  <code value="flyover"/>
                  <display value="Fly-over"/>
                </coding>
              </valueCodeableConcept>
            </extension>
            <linkId value="Parameters.parameter.resource-flyover"/>
            <text value="Conveys the content if the parameter is a whole resource. When resolving references in resources, the operation definition may specify how references may be resolved between parameters. If a reference cannot be resolved between the parameters, the application should fall back to its general resource resolution methods."/>
            <type value="display"/>
          </item>
        </item>
      </item>
    </item>
  </item>
</Questionnaire>

Usage note: every effort has been made to ensure that the examples are correct and useful, but they are not a normative part of the specification.