{
  "package" : "hl7.fhir.r4.core@4.0.1",
  "definition" : "A Zr 89 Df-CD45 PET Radiotracer",
  "system" : "http://dicom.nema.org/resources/ontology/DCM",
  "property" : [ ],
  "codesystem" : "edcf6828-b2c8-5028-b7f7-246cb8d5ac80",
  "concept_id" : "76d6bf90-8188-553f-8a93-5d498246e879",
  "ancestors" : {
    "126520" : 0
  },
  "id" : "5a5e7029-4b0a-4b74-ba9b-973232711148",
  "code" : "126520",
  "display" : "Df-CD45 ^89^Zr",
  "version" : "01"
}