{
  "package" : "us.nlm.vsac@0.21.0",
  "definition" : null,
  "system" : "https://www.cdc.gov/nhsn/cdaportal/terminology/codesystem/cdcnhsn.html",
  "property" : [ ],
  "codesystem" : "078444ba-7844-5424-a8ae-aaa5dd3908d0",
  "concept_id" : "318c5d46-fe23-5fb9-968b-8602ed97532d",
  "ancestors" : {
    "2504-9" : 0
  },
  "id" : "cac99b42-f803-4f56-b80f-e899e4011bf0",
  "code" : "2504-9",
  "display" : "Received non-irradiated blood in the 2 months preceding the reaction",
  "version" : "2023-04"
}