{
  "package" : "hl7.fhir.r4.core@4.0.1",
  "definition" : "Proximal reference segment measurement site. Typically the site with the largest lumen proximal to a stenosis but within the same segment (usually within 10 mm of the stenosis with no major intervening branches)",
  "system" : "http://dicom.nema.org/resources/ontology/DCM",
  "property" : [ ],
  "codesystem" : "edcf6828-b2c8-5028-b7f7-246cb8d5ac80",
  "concept_id" : "d9a9f1f9-8def-5235-a5a3-ee713f121402",
  "ancestors" : {
    "122380" : 0
  },
  "id" : "b22ee7c2-04da-49dc-a5ca-d2a208f7b799",
  "code" : "122380",
  "display" : "Proximal Reference",
  "version" : "01"
}