{
  "package" : "hl7.fhir.r4.examples@4.0.1",
  "definition" : "The TG18-GA05 Pattern This pattern is identical to TG18-GQ except that the radius of the central black circle is varied as r = 5. See [AAPM OR 03]",
  "system" : "http://dicom.nema.org/resources/ontology/DCM",
  "property" : [ ],
  "codesystem" : "5f336dd4-db81-5653-939a-25648922f08e",
  "concept_id" : "0aa7cf28-f39a-57dc-be3f-a14f1f453d17",
  "ancestors" : {
    "109871" : 0
  },
  "id" : "92f4d3e8-6db6-4af2-8f05-4d1d6d04118e",
  "code" : "109871",
  "display" : "TG18-GA05 Pattern",
  "version" : "01"
}