{
  "package" : "hl7.fhir.r4.core@4.0.1",
  "definition" : "The relative density of parenchymal tissue as a proportion of breast volume",
  "system" : "http://dicom.nema.org/resources/ontology/DCM",
  "property" : [ ],
  "codesystem" : "edcf6828-b2c8-5028-b7f7-246cb8d5ac80",
  "concept_id" : "28535e7d-97bd-5298-8a1f-2374e861add4",
  "ancestors" : {
    "112191" : 0
  },
  "id" : "42d5bd00-d345-43f0-adb3-3fe78b2ba064",
  "code" : "112191",
  "display" : "Breast tissue density",
  "version" : "01"
}