1. Department of Hand Surgery, Sahlgrenska University Hospital, Gothenburg, Sweden
2. Department of Orthopaedics, Institute of Clinical Sciences, Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden
3. Department of Research and Development, NU-Hospital Group, Trollhättan/Uddevalla, Sweden
4. Department of Plastic Surgery, Sahlgrenska University Hospital, Sahlgrenska Academy, Gothenburg, Sweden
5. Department of Orthopedics, Clinical Sciences, Lund University, Lund, Sweden
6. Department of Radiology, Skaraborg Hospital, Lidköping, Sweden
7. Department of Orthopaedics, NU-Hospital Group, Trollhättan/Uddevalla, Sweden