1. Department of Diagnostic and Interventional Radiology, University Hospital of Tübingen
2. Faculty of Medicine, University of Tübingen
3. Institute for Clinical Epidemiology and Applied Biometrics, Medical University of Tübingen.
4. Department of Hand, Plastic, Reconstructive, and Burn Surgery, BG Trauma Centre Tübingen
5. Department of General, Visceral, Vascular, and Paediatric Surgery, University Hospital of Saarland
6. CenterPlast (private practice)