1. Department of Plastic Surgery and Hand Surgery, Technical University of Munich, Munich, Germany
2. Department of Plastic Surgery and Burns, Democritus University of Thrace, Alexandroupoli, Greece
3. National and Kapodistrian University of Athens, School of Medicine, Athens, Greece
4. MediCenter Munich Solln, Aesthetic Surgery & Medicine, Munich, Germany
5. Technical University of Munich, Institute of Psychosomatic Medicine and Psychotherapy, Munich, Bayern, Germany
6. ENT Private Practice, Munich, Germany