{
  "package" : "hl7.fhir.r4.examples@4.0.1",
  "definition" : "Based on a total number of chords of 100 and RAO project the range of chords belonging to this circumferential extent lies between 5 - 85. [Sheehan, 1986]",
  "system" : "http://dicom.nema.org/resources/ontology/DCM",
  "property" : [ ],
  "codesystem" : "5f336dd4-db81-5653-939a-25648922f08e",
  "concept_id" : "11c39a3d-9cb2-5c2c-a2e3-e26484122ae9",
  "ancestors" : {
    "122464" : 0
  },
  "id" : "173744fd-21ef-4b0e-9496-9bf291c29326",
  "code" : "122464",
  "display" : "LAD Region in RAO Projection",
  "version" : "01"
}