basedOnΣ I0..0Reference(CarePlan | ServiceRequest)
partOfΣ I0..0Reference(Observation | Procedure)
questionnaireΣ0..0canonical(Questionnaire)
authoredΣ0..0dateTime
authorΣ I0..0Reference(Device | Practitioner | PractitionerRole | Patient | RelatedPerson | Organization)
sourceΣ I0..0Reference(Patient | Practitioner | PractitionerRole | RelatedPerson)