{
"package" : "hl7.fhir.r4.examples@4.0.1",
"definition" : "Obtain previous mammography studies to compare to present study",
"system" : "http://dicom.nema.org/resources/ontology/DCM",
"property" : [ ],
"codesystem" : "5f336dd4-db81-5653-939a-25648922f08e",
"concept_id" : "f3b135af-117a-5be2-8606-cae489324575",
"ancestors" : {
"111138" : 0
},
"id" : "4764438a-32cb-4f55-9937-61f6dc887e93",
"code" : "111138",
"display" : "Old films for comparison",
"version" : "01"
}