Represents a defined collection of entities that may be discussed or acted upon collectively but which are not expected to act collectively, and are not formally or legally recognized; i.e. a collection of entities that isn't an Organization. Represents a defined collection of entities that may be discussed or acted upon collectively but which are not expected to act collectively, and are not formally or legally recognized; i.e. a collection of entities that isn't an Organization. If the element is present, it must have either a @value, an @id, or extensions Business identifiers assigned to this participant by one of the applications involved. These identifiers remain constant as the resource is updated and propagates from server to server. Indicates whether the record for the group is available for use or is merely being retained for historical purposes. Identifies the broad classification of the kind of resources the group includes. Basis for membership in the Group: * 'definitional': The Group.characteristics specified are both necessary and sufficient to determine membership. All entities that meet the criteria are considered to be members of the group, whether referenced by the group or not. If members are present, they are individuals that happen to be known as meeting the Group.characteristics. The list cannot be presumed to be complete. * 'enumerated': The Group.characteristics are necessary but not sufficient to determine membership. Membership is determined by being listed as one of the Group.member. Provides a specific type of resource the group includes; e.g. "cow", "syringe", etc. A label assigned to the group for human identification and communication. Explanation of what the group represents and how it is intended to be used. A count of the number of resource instances that are part of the group. Entity responsible for defining and maintaining Group characteristics and/or registered members. Identifies traits whose presence r absence is shared by members of the group. Identifies the resource instances that are members of the group. Represents a defined collection of entities that may be discussed or acted upon collectively but which are not expected to act collectively, and are not formally or legally recognized; i.e. a collection of entities that isn't an Organization. A code that identifies the kind of trait being asserted. The value of the trait that holds (or does not hold - see 'exclude') for members of the group. If true, indicates the characteristic is one that is NOT held by members of the group. The period over which the characteristic is tested; e.g. the patient had an operation during the month of June. Represents a defined collection of entities that may be discussed or acted upon collectively but which are not expected to act collectively, and are not formally or legally recognized; i.e. a collection of entities that isn't an Organization. A reference to the entity that is a member of the group. Must be consistent with Group.type. If the entity is another group, then the type must be the same. The period that the member was in the group, if known. A flag to indicate that the member is no longer in the group, but previously may have been a member. Person Animal Practitioner Device CareTeam HealthcareService Location Organization RelatedPerson Specimen If the element is present, it must have either a @value, an @id, or extensions Definitional Enumerated If the element is present, it must have either a @value, an @id, or extensions