{
  "package" : "hl7.fhir.r4.core@4.0.1",
  "definition" : "The filtration of a colloidal substance through a semipermeable medium that allows only the passage of small molecules.",
  "system" : "http://terminology.hl7.org/CodeSystem/v3-ActCode",
  "property" : [ {
    "_uri" : "http://hl7.org/fhir/concept-properties#parent",
    "code" : "parent",
    "_implicit" : true,
    "valueCode" : "_ActSpecimenTreatmentCode"
  } ],
  "codesystem" : "d73ae040-3e88-581f-8c74-bc9b7419407a",
  "concept_id" : "139eecae-343b-5e7f-bb45-2aa3dae9ce51",
  "ancestors" : {
    "UFIL" : 0,
    "_ActSpecimenTreatmentCode" : 1
  },
  "id" : "9d5fa9ee-e764-4226-91cd-508fb283f6cc",
  "code" : "UFIL",
  "display" : "Ultrafiltration",
  "version" : "2018-08-12"
}