{
  "package" : "hl7.fhir.r4.examples@4.0.1",
  "definition" : null,
  "system" : "http://terminology.hl7.org/CodeSystem/v2-0496",
  "property" : [ ],
  "codesystem" : "0663439b-e7b8-5e44-9061-5cd1713bfe68",
  "concept_id" : "c5ed7610-1b75-5c82-9537-fed023de64d3",
  "ancestors" : {
    "131" : 0
  },
  "extension" : [ {
    "url" : "http://hl7.org/fhir/StructureDefinition/codesystem-concept-comments",
    "valueString" : "Medical Treatment/ Procedure"
  } ],
  "id" : "3f1aecfe-15c5-4424-a01b-5ef49875dfb1",
  "code" : "131",
  "display" : "Treadmill, Thallium-201",
  "version" : "2.9"
}