1. Department of Orthopaedic and Trauma Surgery, Lucerne Cantonal Hospital, Lucerne, Switzerland
2. Division of Hand Surgery, Department of Orthopaedics and Trauma Surgery, Balgrist University Hospital, University of Zurich, Switzerland
3. University Centre for Prevention and Sports Medicine, Department of Orthopaedics, Balgrist University Hospital, University of Zurich, Switzerland
4. Sports Medical Research Group, Department of Orthopaedics, Balgrist University Hospital, University of Zurich, Switzerland