1. Department of Orthopaedic Surgery and Traumatology, Copenhagen University Hospital, Copenhagen, Denmark
2. Department of Clinical Medicine, Faculty of Health & Medical Sciences, University of Copenhagen, Copenhagen, Denmark
3. Aesculap AG Research & Development & Medical Scientific Affairs, Tuttlingen, Germany
4. Department of Orthopaedic and Trauma Surgery, Ludwig Maximilians University Munich, Musculoskeletal University Center Munich (MUM), Campus Grosshadern, Munich, Germany
5. Department of Orthopaedics, Leiden University Medical Center, Leiden, the Netherlands
6. Technical University Delft, Delft, the Netherlands
7. Department of Industrial Engineering, School of Engineering and Architecture, Alma Mater Studiorum - Università di Bologna, Bologna, Italy
8. Division of Surgery and Traumatology, Geneva University Hospitals and University of Geneva, Switzerland
9. Nuffield Department of Orthopaedics, Rheumatology and Musculoskeletal Sciences, University of Oxford, UK
10. Department of Orthopaedics, Trauma & Reconstructive Surgery St. Marien Hospital Mülheim an der Ruhr & Chair of Orthopaedics and Trauma Surgery University of Duisburg–Essen, Essen, Germany
11. TÜV Süd Product Service GmbH, Clinical Centre of Excellence, Munich Germany
12. Zimmer Biomet, Clinical, Regulatory & Quality Affairs, Winterthur, Switzerland
13. IUSS Pavia, Fondazione Poliambulanza Istituto Ospedaliero, Brescia, Italy
14. Medacta International SA, Medical Affairs, Castel San Pietro, Switzerland
15. Julius Wolff Institute and Center for Muskuloskeletal Surgery, Berlin Institute of Health at Charité Universitätsmedizin Berlin, Germany
16. EndoLab Mechanical Engineering GmbH, Riedering, Germany
17. University Clinic Carl Gustav Carus, Center for Orthopaedic & Trauma Surgery, Technical University Dresden, Dresden, Germany