{
  "package" : "hl7.fhir.r4.core@4.0.1",
  "definition" : "An ellipse defined by four (column,row) pairs, the first two points specifying the endpoints of the major axis and the second two points specifying the endpoints of the minor axis.",
  "system" : "http://terminology.hl7.org/CodeSystem/v3-ActCode",
  "property" : [ {
    "_uri" : "http://hl7.org/fhir/concept-properties#parent",
    "code" : "parent",
    "_implicit" : true,
    "valueCode" : "_ROIOverlayShape"
  } ],
  "codesystem" : "d73ae040-3e88-581f-8c74-bc9b7419407a",
  "concept_id" : "12b15478-b15a-5b3e-ad37-32c70cac1232",
  "ancestors" : {
    "ELLIPSE" : 0,
    "_ROIOverlayShape" : 1
  },
  "id" : "c019072e-62fd-47e6-97da-6bff61d3e06b",
  "code" : "ELLIPSE",
  "display" : "ellipse",
  "version" : "2018-08-12"
}