1. Department of Plastic, Reconstructive and Aesthetic Surgery, Clinical Laboratory for Bionic Extremity Reconstruction, Medical University of Vienna, Austria;
2. Departments of Orthopedics and Trauma Surgery and
3. Department of Plastic, Aesthetic and Reconstructive Surgery, Karl Landsteiner University of Health Sciences, University Hospital St. Poelten, Krems, Austria; and
4. Center for Anatomy and Cell Biology, Medical University of Vienna, Austria
5. Plastic, Reconstructive and Aesthetic Surgery, Medical University of Vienna, Austria;