{
  "package" : "hl7.fhir.r4.core@4.0.1",
  "definition" : "The AAPM TG18-CH Image is a reference anatomical PA chest image. See [AAPM OR 03]",
  "system" : "http://dicom.nema.org/resources/ontology/DCM",
  "property" : [ ],
  "codesystem" : "edcf6828-b2c8-5028-b7f7-246cb8d5ac80",
  "concept_id" : "13e51da1-ec25-5b4a-917d-5ced85c88583",
  "ancestors" : {
    "109878" : 0
  },
  "id" : "5a7dce29-7570-4649-806f-400191063392",
  "code" : "109878",
  "display" : "TG18-CH Image",
  "version" : "01"
}