f:MedicationAdministration extension with URL = 'http://jpfhir.jp/fhir/core/Extension/StructureDefinition/JP_MedicationAdministration_RequestDepartment': maximum cardinality of 'extension' is 1 extension with URL = 'http://jpfhir.jp/fhir/core/Extension/StructureDefinition/JP_MedicationAdministration_RequestAuthoredOn': maximum cardinality of 'extension' is 1 extension with URL = 'http://jpfhir.jp/fhir/core/Extension/StructureDefinition/JP_MedicationAdministration_Location': maximum cardinality of 'extension' is 1