{
  "package" : "hl7.fhir.r4.core@4.0.1",
  "definition" : "The beginning of the second atrial contraction of two consecutive beats",
  "system" : "http://dicom.nema.org/resources/ontology/DCM",
  "property" : [ ],
  "codesystem" : "edcf6828-b2c8-5028-b7f7-246cb8d5ac80",
  "concept_id" : "32617e68-d07e-5483-8adb-4df2a196aed2",
  "ancestors" : {
    "109046" : 0
  },
  "id" : "1f31f64c-e8e7-4554-90aa-15cdd326f790",
  "code" : "109046",
  "display" : "Start of atrial contraction (subsequent)",
  "version" : "01"
}