{
  "package" : "hl7.fhir.r4.core@4.0.1",
  "definition" : "The AAPM TG18-RV10 Pattern used for LSF-line spectra function-(1k and 2k) evaluation by 5 vertical lines at 10% luminance level. See [AAPM OR 03]",
  "system" : "http://dicom.nema.org/resources/ontology/DCM",
  "property" : [ ],
  "codesystem" : "edcf6828-b2c8-5028-b7f7-246cb8d5ac80",
  "concept_id" : "5b652e46-ab47-5518-93c9-5979ec106c25",
  "ancestors" : {
    "109850" : 0
  },
  "id" : "247fc745-63cc-4b4b-a961-27fbc20708e6",
  "code" : "109850",
  "display" : "TG18-RV10 Pattern",
  "version" : "01"
}