{
  "package" : "hl7.fhir.r4.examples@4.0.1",
  "definition" : "Value of the control variable used to parametrize the Automatic Exposure Control (AEC) closed loop; e.g. \\\"Water Value\\\"",
  "system" : "http://dicom.nema.org/resources/ontology/DCM",
  "property" : [ ],
  "codesystem" : "5f336dd4-db81-5653-939a-25648922f08e",
  "concept_id" : "8248ae4a-7a5c-51fa-ae1e-112f92ece88d",
  "ancestors" : {
    "111638" : 0
  },
  "id" : "d957ba2b-086a-47e2-b0e7-b74a721f2a59",
  "code" : "111638",
  "display" : "Patient Equivalent Thickness",
  "version" : "01"
}