{
  "package" : "hl7.fhir.r4.core@4.0.1",
  "definition" : null,
  "system" : "http://terminology.hl7.org/CodeSystem/v2-0372",
  "property" : [ ],
  "codesystem" : "381ef16b-f37b-58d4-a594-c17a2f12eb58",
  "concept_id" : "01f3afa0-c154-5a68-bf8d-6395e453abad",
  "ancestors" : {
    "SER" : 0
  },
  "id" : "cebafe8c-ce73-4388-bb64-4da1cc46d90b",
  "code" : "SER",
  "display" : "Serum, NOS (not otherwise specified)",
  "version" : "2.9"
}