{
  "package" : "hl7.fhir.r4.core@4.0.1",
  "definition" : null,
  "system" : "http://terminology.hl7.org/CodeSystem/v2-0514",
  "property" : [ ],
  "codesystem" : "a8e71009-0d5b-5f07-8750-18693cfb85e1",
  "concept_id" : "7fcf02eb-902c-5f75-8898-8b59d295346f",
  "ancestors" : {
    "NORXN" : 0
  },
  "id" : "22ec2441-4427-4a99-8f0a-a07697f089f6",
  "code" : "NORXN",
  "display" : "No Evidence of Transfusion Reaction",
  "version" : "2.9"
}