{
  "package" : "hl7.fhir.uv.extensions@5.2.0",
  "definition" : "There is a low level of clinical certainty that the reaction was caused by the identified substance.",
  "system" : "http://hl7.org/fhir/reaction-event-certainty",
  "property" : [ ],
  "codesystem" : "b254f4b0-223d-5908-a89e-04f5a0f3a0b9",
  "concept_id" : "97a08fce-03d6-5d92-bf5f-90d68f0d289f",
  "ancestors" : {
    "unlikely" : 0
  },
  "id" : "7f9307ca-06bb-42ce-8de3-f099f0d5023a",
  "code" : "unlikely",
  "display" : "Unlikely",
  "version" : "5.2.0"
}