1. Department for Plastic, Reconstructive, Hand, and Burn SurgeryStKM‐Klinikum Bogenhausen, Academic Teaching Hospital, Technical University MunichMunich Germany
2. Center of Plastic, Hand and Reconstructive SurgeryUniversity Medical Center RegensburgRegensburg Germany
3. Department for Plastic and Hand SurgeryCHUV Centre de la MainLausanne Switzerland