Usagecontext.shex

ShEx statement for UsageContext

PREFIX fhir: <http://hl7.org/fhir/> 
PREFIX fhirvs: <http://hl7.org/fhir/ValueSet/>
PREFIX xsd: <http://www.w3.org/2001/XMLSchema#> 
PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> 

IMPORT <Range.shex>
IMPORT <Group.shex>
IMPORT <Coding.shex>
IMPORT <DataType.shex>
IMPORT <Quantity.shex>
IMPORT <Location.shex>
IMPORT <Reference.shex>
IMPORT <Organization.shex>
IMPORT <ResearchStudy.shex>
IMPORT <InsurancePlan.shex>
IMPORT <PlanDefinition.shex>
IMPORT <CodeableConcept.shex>
IMPORT <HealthcareService.shex>

# Describes the context of use for a conformance or knowledge resource
<UsageContext> EXTENDS @<DataType> CLOSED {   

    a [fhir:UsageContext]?;

    fhir:code @<Coding>;                    # Type of context being specified
    fhir:value @<CodeableConcept>  OR 
    			@<Quantity>  OR 
    			@<Range>  OR 
    			(@<Reference>  AND {fhir:link @<PlanDefinition> OR 
    			 @<ResearchStudy> OR 
    			 @<InsurancePlan> OR 
    			 @<HealthcareService> OR 
    			 @<Group> OR 
    			 @<Location> OR 
    			 @<Organization> })  ;  # Value that defines the context
}