1. Västerås Central Hospital, Västerås, Sweden
2. Karolinska Institutet, Stockholm, Sweden
3. Department of Orthopedic Surgery, Karolinska University Hospital/Karolinska Institutet, Stockholm, Sweden
4. Department of Molecular Medicine and Surgery, Karolinska University Hospital/Karolinska Institutet, Stockholm, Sweden
5. Function Imaging & Physiology, Functional Area for Trauma and Musculosceletal Radiology, Karolinska University Hospital, Stockholm, Sweden
6. Department of Radiology, Uppsala University Hospital, Uppsala, Sweden