{
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  "definition" : null,
  "system" : "http://terminology.hl7.org/CodeSystem/v2-0141",
  "property" : [ {
    "_uri" : "http://hl7.org/fhir/concept-properties#status",
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    "code" : "deprecationDate",
    "valueDateTime" : "2015-09"
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  "codesystem" : "3d340321-c230-527d-a02b-2d3ad9f86140",
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  "display" : "Warrant Officers 2",
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}