{
  "package" : "hl7.fhir.r4.examples@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" : "5f336dd4-db81-5653-939a-25648922f08e",
  "concept_id" : "5b652e46-ab47-5518-93c9-5979ec106c25",
  "ancestors" : {
    "109850" : 0
  },
  "id" : "24a4fc3b-4ad1-4c75-a5a4-69fb0e566807",
  "code" : "109850",
  "display" : "TG18-RV10 Pattern",
  "version" : "01"
}