1. Division of Physical Medicine & Rehabilitation; University of Utah Orthopaedic Center; Salt Lake City Utah USA
2. Medical Committee, International Paralympic Committee; Bonn Germany
3. Department of Physical Medicine and Rehabilitation; Spaulding Rehabilitation Hospital and Brigham and Women's Hospital; Harvard Medical School; Boston Massachusetts USA
4. Sport Injury Prevention Research Centre; University of Calgary; Edmonton Canada
5. International Olympic Committee (IOC) Research Centre; Calgary Canada
6. School of Sport and Service Management; University of Brighton; Brighton UK
7. Institute for Sport; Exercise Medicine and Lifestyle Research; Faculty of Health Sciences; University of Pretoria; Pretoria South Africa
8. International Olympic Committee (IOC) Research Centre; Cape Town South Africa
9. Faculty of Health Sciences; University of Cape Town; Cape Town South Africa
10. Sports Medicine Department; Isala Klinieken; Zwolle The Netherlands
11. Health Leisure and Human Performance Research Institute; University of Manitoba; Winnipeg Canada