1. R&D Department, DePuy Synthes, Zuchwil, Switzerland
2. Department of Orthopaedic Surgery, MetroHealth Medical Center, Case Western Reserve University, Cleveland, OH, USA
3. Department of Sports Medicine and Shoulder Service, Beijing Jishuitan Hospital, School of Medicine, Peking University, Beijing, China
4. Department of Trauma and Orthopedic Surgery, University College London Hospital NHS Foundation Trust, London, UK
5. Department of Trauma Surgery, University Hospitals Leuven, Leuven, Belgium
6. Department of Orthopedics and Trauma Surgery, Medical Center, Albert-Ludwigs-University of Freiburg, Freiburg, Germany