{
  "package" : "hl7.fhir.r4.core@4.0.1",
  "definition" : "Mass = 1.04 * [(ST+LVID+PWT)3 - LVID3] * 0.8+ 0.6. Mass unit is grams and length in cm",
  "system" : "http://dicom.nema.org/resources/ontology/DCM",
  "property" : [ ],
  "codesystem" : "edcf6828-b2c8-5028-b7f7-246cb8d5ac80",
  "concept_id" : "8f45a463-6ae6-58fe-a84f-a7d2efadabf0",
  "ancestors" : {
    "125221" : 0
  },
  "id" : "07a3203c-3b06-4f3d-8722-c8beb1961798",
  "code" : "125221",
  "display" : "Left Ventricle Mass by M-mode",
  "version" : "01"
}