basedOnΣ0..0Reference(CarePlan | ServiceRequest)
partOfΣ0..0Reference(Observation | Procedure)
questionnaireΣ1..1canonical(Questionnaire)Fixed Value
encounterΣ0..0Reference(Encounter)
authorΣ0..0Reference(Device | Practitioner | PractitionerRole | Patient | RelatedPerson | Organization)
sourceΣ0..0Reference(Patient | Practitioner | PractitionerRole | RelatedPerson)