{
  "package" : "hl7.fhir.r4.examples@4.0.1",
  "definition" : "Longitudinal distance from the closest edge of a fiducial feature or reference location to the start of the vascular measurement. This value will be a positive if the measurement is distal to the fiducial feature or reference location, or negative if the measurement is proximal to the fiducial feature or reference location",
  "system" : "http://dicom.nema.org/resources/ontology/DCM",
  "property" : [ ],
  "codesystem" : "5f336dd4-db81-5653-939a-25648922f08e",
  "concept_id" : "3e3ddfc6-af6f-5e9d-b732-9c1e89756705",
  "ancestors" : {
    "122337" : 0
  },
  "id" : "5646e4f9-9a68-42b6-97f1-26566e6b5447",
  "code" : "122337",
  "display" : "Relative position",
  "version" : "01"
}