f:Appointment
extension with URL = 'https://fhir.hl7.org.uk/STU3/StructureDefinition/Extension-CareConnect-DeliveryChannel-1': maximum cardinality of 'extension' is 1
extension with URL = 'https://fhir.hl7.org.uk/STU3/StructureDefinition/Extension-CareConnect-AppointmentCancellationReason-1': maximum cardinality of 'extension' is 1
extension with URL = 'https://fhir.hl7.org.uk/STU3/StructureDefinition/Extension-CareConnect-BookingOrganisation-1': maximum cardinality of 'extension' is 1