{
  "package" : "hl7.terminology.r4@6.3.0",
  "definition" : "**Description:** Exposure to an agent at a relatively low level above background.",
  "system" : "http://terminology.hl7.org/CodeSystem/v3-ActExposureLevelCode",
  "property" : [ {
    "code" : "status",
    "valueCode" : "active"
  }, {
    "code" : "internalId",
    "valueCode" : "22374"
  }, {
    "_uri" : "http://hl7.org/fhir/concept-properties#parent",
    "code" : "parent",
    "_implicit" : true,
    "valueCode" : "_ActExposureLevelCode"
  } ],
  "codesystem" : "e2c5e915-a2da-5a64-a424-4afb6e9dc195",
  "concept_id" : "dde810f7-508f-5220-b989-792599afc5e9",
  "ancestors" : {
    "LOW" : 0,
    "_ActExposureLevelCode" : 1
  },
  "id" : "c2a01199-e074-490a-8403-998d1246e6e2",
  "code" : "LOW",
  "display" : "low",
  "version" : "3.0.0"
}