1. ESSKA Consensus Projects Versailles France
2. ReSurg SA Nyon Switzerland
3. Department of Orthopaedics Sahlgrenska University Hospital, Sahlgrenska Academy, Gothenburg University Gothenburg Sweden
4. Department of Orthopedic Surgery and Traumatology Kantonsspital Baselland Bruderholz Switzerland
5. Department of Clinical Research Research Group Michael T. Hirschmann, Regenerative Medicine & Biomechanics, University of Basel Basel Switzerland
6. Centre of Orthopaedics and Traumatology University Hospital Brandenburg/Havel, Brandenburg Medical School Theodore Fontane Brandenburg/Havel Germany
7. Department of Orthopaedic Surgery University Hospital of Larissa, University of Thessaly Larissa Greece
8. Department of Orthopedics arc de Salut Mar, Universitat Autònoma de Barcelona (UAB) Barcelona Spain
9. Institut Catala de Traumatologiai Medicina de l'Esport (ICATME) Hospital Universitari Quiron‐Dexeus, Universitat Autonoma de Barcelona Barcelona Spain