{
  "package" : "hl7.fhir.r4.examples@4.0.1",
  "definition" : "1M potassium citrate, pH 7.0 2.5 ml, 0.1M magnesium sulfate 5.0 ml, 0.1M N-ethyl malemide  5.0 ml, dH2O 87.5 ml, ammonium sulfate 55gm. Preserve antigens for Immunofluorescence procedures",
  "system" : "http://terminology.hl7.org/CodeSystem/v3-EntityCode",
  "property" : [ {
    "_uri" : "http://hl7.org/fhir/concept-properties#parent",
    "code" : "parent",
    "_implicit" : true,
    "valueCode" : "_SpecimenAdditiveEntity"
  } ],
  "codesystem" : "6bc883d6-2592-5ee9-95de-32a833e8f6d0",
  "concept_id" : "fceb06b3-bfd1-5e93-871d-c5afaec09a6a",
  "ancestors" : {
    "MICHTM" : 0,
    "_SpecimenAdditiveEntity" : 1,
    "_MaterialEntityClassType" : 2
  },
  "id" : "2047d661-7fc0-467e-b204-fb4f52e2e0cd",
  "code" : "MICHTM",
  "display" : "Michel's transport medium",
  "version" : "2018-08-12"
}