{
  "package" : "hl7.fhir.r4.core@4.0.1",
  "definition" : "Chang attenuation correction method",
  "system" : "http://dicom.nema.org/resources/ontology/DCM",
  "property" : [ ],
  "codesystem" : "edcf6828-b2c8-5028-b7f7-246cb8d5ac80",
  "concept_id" : "c33c8688-092a-596a-a917-e82c05635105",
  "ancestors" : {
    "122721" : 0
  },
  "id" : "730c8669-820a-4558-892e-61394076842c",
  "code" : "122721",
  "display" : "Chang method",
  "version" : "01"
}