{
  "package" : "hl7.fhir.r4.examples@4.0.1",
  "definition" : "Description: An interaction where the exposure participants shared or co-used a common substance (e.g. drugs, needles, or common food item).",
  "system" : "http://terminology.hl7.org/CodeSystem/v3-ActCode",
  "property" : [ {
    "_uri" : "http://hl7.org/fhir/concept-properties#parent",
    "code" : "parent",
    "_implicit" : true,
    "valueCode" : "_ActExposureCode"
  } ],
  "codesystem" : "6064fe67-dfa9-5c7f-9737-99a0909e44de",
  "concept_id" : "10d79d01-8099-5ff3-ab2b-8300622f4caf",
  "ancestors" : {
    "SUBSTNCE" : 0,
    "_ActExposureCode" : 1
  },
  "id" : "32bac74b-0caf-4608-9578-b77c48dd0492",
  "code" : "SUBSTNCE",
  "display" : "Common Substance Interaction",
  "version" : "2018-08-12"
}