{
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  "definition" : "Difference in Ejection Fraction",
  "system" : "http://dicom.nema.org/resources/ontology/DCM",
  "property" : [ ],
  "codesystem" : "edcf6828-b2c8-5028-b7f7-246cb8d5ac80",
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  "ancestors" : {
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  "id" : "66adfe97-edc5-450d-9012-8790d21c8da8",
  "code" : "122768",
  "display" : "Difference in Ejection Fraction",
  "version" : "01"
}