1. Institute for Diagnostic and Interventional Radiology, Brandenburg Medical School Theodor Fontane, Brandenburg a. d. Havel, Germany
2. Institute of Social Medicine and Epidemiology, Brandenburg Medical School Theodor Fontane, Brandenburg a. d. Havel, Germany
3. Department of Diagnostic and Interventional Radiology and Nuclear Medicine, University Medical Center Hamburg-Eppendorf, Hamburg, Germany
4. Department of Diagnostic and Interventional Radiology, DRK Kliniken Berlin Köpenick, Berlin, Germany