{
  "package" : "hl7.fhir.r4.core@4.0.1",
  "definition" : null,
  "system" : "http://terminology.hl7.org/CodeSystem/v2-0508",
  "property" : [ ],
  "codesystem" : "c2f8ab40-78a9-5303-8a3e-acc2d5d81b8a",
  "concept_id" : "ca7c850d-fd2c-5581-935e-59f462f9b6c9",
  "ancestors" : {
    "IG" : 0
  },
  "id" : "aa123b8f-53c0-4126-88a3-dc3085d1e04f",
  "code" : "IG",
  "display" : "IgA Deficient",
  "version" : "2.9"
}