1. CD Laboratory for the Restoration of Extremity Function, Department of Surgery, Medical University of Vienna, Vienna, Austria.
2. Center for Biomedical Research, Medical University of Vienna, Vienna, Austria.
3. Department of Bioengineering, Imperial College London, London, UK.
4. Clinic for Trauma Surgery, Orthopaedic Surgery and Plastic Surgery–Research Department of Neurorehabilitation Systems, University Medical Center Göttingen, Göttingen, Germany.
5. Center for Medical Physics and Biomedical Engineering, Medical University of Vienna, Vienna, Austria.
6. Division of Rheumatology, Clinic for Internal Medicine III, Medical University of Vienna, Vienna, Austria.
7. Division of Plastic and Reconstructive Surgery, Medical University of Vienna, Vienna, Austria.
8. Center for Medical Statistics, Informatics and Intelligent Systems, Section for Medical Statistics, Medical University of Vienna, Vienna, Austria.
9. Division of Plastic and Reconstructive Surgery, The Hospital for Sick Children, Toronto, ON, Canada.