{
  "package" : "hl7.fhir.r4.examples@4.0.1",
  "definition" : "The AAPM TG18-UN80 Pattern used for evaluation of luminance and color uniformity, and angular response. See [AAPM OR 03]",
  "system" : "http://dicom.nema.org/resources/ontology/DCM",
  "property" : [ ],
  "codesystem" : "5f336dd4-db81-5653-939a-25648922f08e",
  "concept_id" : "4763eee9-e51d-5de3-a522-0b0b6e687101",
  "ancestors" : {
    "109842" : 0
  },
  "id" : "4305627b-8729-4d0f-90c1-a45d9078d715",
  "code" : "109842",
  "display" : "TG18-UN80 Pattern",
  "version" : "01"
}