1. Department of Orthopedics and Trauma, Medical University of Graz, Graz
2. Division of General Radiology, Department of Radiology, Medical University of Graz, Graz
3. Section of Infectious Diseases and Tropical Medicine, Department of Internal Medicine, Medical University of Graz, Graz
4. Diagnostic and Research Institute of Pathology, Medical University of Graz, Neue Graz, Austria