{
  "package" : "hl7.fhir.r4.core@4.0.1",
  "definition" : "Start, DateTime of the first X-Ray Irradiation Event of the accumulation within a Study",
  "system" : "http://dicom.nema.org/resources/ontology/DCM",
  "property" : [ ],
  "codesystem" : "edcf6828-b2c8-5028-b7f7-246cb8d5ac80",
  "concept_id" : "e65e23ef-bf75-5fff-86e7-a7644cbe08ac",
  "ancestors" : {
    "113809" : 0
  },
  "id" : "28984432-d5ae-4c2c-88d1-91e70c544c64",
  "code" : "113809",
  "display" : "Start of X-Ray Irradiation",
  "version" : "01"
}