{
  "package" : "hl7.fhir.r4.core@4.0.1",
  "definition" : "Something incorporated in the subject of a therapy service to achieve a physiologic effect (e.g., heal, relieve, provoke a condition, etc.) on the subject.  In an administration service the therapeutic agent is a consumable, in a preparation or dispense service, it is a product.  Thus, consumable or product must be specified in accordance with the kind of service.",
  "system" : "http://terminology.hl7.org/CodeSystem/v3-ParticipationType",
  "property" : [ {
    "code" : "status",
    "valueCode" : "retired"
  }, {
    "_uri" : "http://hl7.org/fhir/concept-properties#parent",
    "code" : "parent",
    "_implicit" : true,
    "valueCode" : "CSM"
  } ],
  "codesystem" : "0220370e-1494-59f4-be81-d45a88c2399e",
  "concept_id" : "616b577e-3548-50ed-802a-c89948ba7020",
  "ancestors" : {
    "CSM" : 1,
    "DIR" : 2,
    "TPA" : 0,
    "PART" : 3
  },
  "id" : "6b4a5d07-6857-4829-abbd-7144b7f82d03",
  "code" : "TPA",
  "display" : "therapeutic agent",
  "version" : "2018-08-12"
}