{
  "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" : "3d9df187-d6a3-54a9-a7b2-e8fe1f132ca1",
  "ancestors" : {
    "2120-4" : 0
  },
  "id" : "fc93099e-553e-4c77-a64d-39855bbeace9",
  "code" : "2120-4",
  "display" : "Gastric surgery",
  "version" : "2023-04"
}