identifierΣ0..*Identifier
statusΣ ?!1..1codeBinding
typeΣ0..1CodeableConcept
nameΣ0..1string
subjectΣ C0..*Reference(Patient | Device | Practitioner | PractitionerRole | Location | HealthcareService | Organization)
servicePeriodΣ C0..1Period
ownerΣ C0..1Reference(Organization)
descriptionΣ0..1string
partOfC0..1Reference(Account)