{
  "package" : "hl7.terminology.r4@6.3.0",
  "definition" : "no variant is detected.",
  "system" : "http://terminology.hl7.org/CodeSystem/variant-state",
  "property" : [ ],
  "codesystem" : "ef18b4e0-22ec-50a5-98a2-e0f3793e037e",
  "concept_id" : "5501e685-3417-52b2-87d7-b04bac620737",
  "ancestors" : {
    "negative" : 0
  },
  "id" : "66db07d5-4141-4964-b9ff-e336d9fe5bc8",
  "code" : "negative",
  "display" : "negative",
  "version" : "1.0.0"
}