{
  "package" : "hl7.fhir.r4.core@4.0.1",
  "definition" : "Forward volume-reverse volume",
  "system" : "http://dicom.nema.org/resources/ontology/DCM",
  "property" : [ ],
  "codesystem" : "edcf6828-b2c8-5028-b7f7-246cb8d5ac80",
  "concept_id" : "2aef1b59-0cbf-5d08-925e-68b173683912",
  "ancestors" : {
    "122645" : 0
  },
  "id" : "8759587e-84bc-45f1-9f07-b4045e5b49cc",
  "code" : "122645",
  "display" : "Net Forward Volume",
  "version" : "01"
}