1. Department of Radiology, Balgrist University Hospital, Zurich, and Faculty of Medicine, University of Zurich, Zurich, Switzerland
2. Department of Radiology, Haraldsplass Deaconess Hospital, Bergen, Norway
3. Department of Clinical Medicine, Faculty of Medicine and Dentistry, University of Bergen, Bergen, Norway
4. Department of Radiology, Diagnostico Médico Cantabria, Santander, Spain
5. Institute of Sports Medicine Copenhagen, Copenhagen Area, Denmark
6. Department of Radiology Copenhagen university hospital, Bispebjerg and Frederiksberg, Copenhagen NV, Denmark
7. Parker Institute, Copenhagen University Hospital Bispebjerg and Frederiksberg, Frederiksberg, Denmark
8. Department of Immunology, Genetics and Pathology (Oncology) and department of Surgical Sciences (Radiology), Uppsala University, Uppsala, Sweden
9. Department of Radiology, New York University Grossman School of Medicine, New York University, New York, New York