OptionalencounterOptionaleventMain clinical acts documented
OptionalextensionAdditional content defined by implementations
OptionalfacilityKind of facility where patient was seen
OptionalidUnique id for inter-element referencing
OptionalmodifierExtensions that cannot be ignored even if unrecognized
OptionalperiodTime of service that is being documented
OptionalpracticeAdditional details about where the content was created (e.g. clinical specialty)
OptionalrelatedRelated identifiers or resources
OptionalsourcePatient demographics from source
Context of the document content