{
  "package" : "hl7.fhir.r4.examples@4.0.1",
  "definition" : "The 4th image in the AAPM TG18-LN8 set used for DICOM grayscale calibration. See [AAPM OR 03]",
  "system" : "http://dicom.nema.org/resources/ontology/DCM",
  "property" : [ ],
  "codesystem" : "5f336dd4-db81-5653-939a-25648922f08e",
  "concept_id" : "0b1965ce-25b4-5603-b568-8998d0c00e56",
  "ancestors" : {
    "109808" : 0
  },
  "id" : "4c65fa58-2ee5-4dac-a019-d1ee82c2a9d8",
  "code" : "109808",
  "display" : "TG18-LN8-04 Pattern",
  "version" : "01"
}