{
  "package" : "hl7.fhir.r4.examples@4.0.1",
  "definition" : "Estimate of Oxygen partial pressure at 50% saturation for patients more than 60 years old: P50 = 29.3",
  "system" : "http://dicom.nema.org/resources/ontology/DCM",
  "property" : [ ],
  "codesystem" : "5f336dd4-db81-5653-939a-25648922f08e",
  "concept_id" : "b0cf577c-2bcc-559e-a2aa-a02047b76b65",
  "ancestors" : {
    "122261" : 0
  },
  "id" : "8468e48f-8013-4fe7-9f7b-2acc90c73416",
  "code" : "122261",
  "display" : "if (age > 60y) P50 = 29.3",
  "version" : "01"
}