{
  "package" : "hl7.fhir.r4.examples@4.0.1",
  "definition" : "A beta-amyloid PET radiotracer that is an analog of thioflavin T",
  "system" : "http://dicom.nema.org/resources/ontology/DCM",
  "property" : [ ],
  "codesystem" : "5f336dd4-db81-5653-939a-25648922f08e",
  "concept_id" : "6b636321-b336-5535-ba74-51b69de2f7f7",
  "ancestors" : {
    "126500" : 0
  },
  "id" : "515a542b-1e35-477d-ad16-d67d57737039",
  "code" : "126500",
  "display" : "Pittsburgh compound B C^11^",
  "version" : "01"
}