1. Dept of Radiotherapy, Hospital of Offenbach, Starkenburgring 66, D-63069 Offenbach, Germany
2. Dept of Hand and Plastic Surgery, Orthopaedic Hospital Markgroeningen, Kurt-Lindemann-Weg 10 D-71706 Markgroeningen, Germany
3. Clinic for Hand, Plastic, Reconstructive and Burn Surgery, BG Trauma Center, Eberhard-Karls University, Schnarrenbergstrasse 95, D-72076 Tuebingen, Germany