{
  "package" : "hl7.fhir.r4.core@4.0.1",
  "definition" : "Image used as the mask for an image processing operation, such as subtraction",
  "system" : "http://dicom.nema.org/resources/ontology/DCM",
  "property" : [ ],
  "codesystem" : "edcf6828-b2c8-5028-b7f7-246cb8d5ac80",
  "concept_id" : "a4a9e796-9b6c-531f-84ea-500d2ec52ac6",
  "ancestors" : {
    "121321" : 0
  },
  "id" : "a899494b-0628-4267-adc2-cf363fe0f0fe",
  "code" : "121321",
  "display" : "Mask image for image processing operation",
  "version" : "01"
}