1. Department of Hand, Plastic and Reconstructive Surgery, Burn Center, Department of Plastic and Hand Surgery University of Heidelberg, BG Trauma Hospital Ludwigshafen Ludwigshafen Germany
2. Center for Restoration of Extremity Function, Division of Plastic and Reconstructive Surgery, Department of Surgery Medical University of Vienna Vienna Austria
3. Department of Plastic, Aesthetic and Reconstructive Surgery University Hospital St. Poelten St. Poelten Austria
4. Department of Neuroradiology University of Heidelberg, Heidelberg University Hospital Heidelberg Germany