{
  "package" : "hl7.fhir.r4.core@4.0.1",
  "definition" : "The age of the patient at the first occurrence of menses",
  "system" : "http://dicom.nema.org/resources/ontology/DCM",
  "property" : [ ],
  "codesystem" : "edcf6828-b2c8-5028-b7f7-246cb8d5ac80",
  "concept_id" : "2214cd6e-3596-5a8e-a66b-918499f7648a",
  "ancestors" : {
    "111518" : 0
  },
  "id" : "3ead8140-107e-4d46-bf00-7823efd9122d",
  "code" : "111518",
  "display" : "Age when first menstrual period occurred",
  "version" : "01"
}