{
  "package" : "hl7.fhir.r4.examples@4.0.1",
  "definition" : "A relationship from an Act to a Control Variable.  For example, if a Device makes an Observation, this relates the Observation to its Control Variables documenting  the device's settings that influenced the observation.",
  "system" : "http://terminology.hl7.org/CodeSystem/v3-ActRelationshipType",
  "property" : [ {
    "_uri" : "http://hl7.org/fhir/concept-properties#parent",
    "code" : "parent",
    "_implicit" : true,
    "valueCode" : "COMP"
  } ],
  "codesystem" : "4f270157-180f-50fb-8ae0-70acbcfca886",
  "concept_id" : "2897b036-e7d3-5046-9ef0-14e0ca1ff5ab",
  "ancestors" : {
    "ART" : 2,
    "COMP" : 1,
    "CTRLV" : 0
  },
  "id" : "c2ec4f20-6793-48cb-9445-e6b3f8868f46",
  "code" : "CTRLV",
  "display" : "has control variable",
  "version" : "2018-08-12"
}