1. Academic Center for Evidence based Sports medicine (ACES), Academic Medical Center, Amsterdam, Netherlands
2. Division of Surgery, UCL, London, United Kingdom of Great Britain and Northern Ireland
3. Amsterdam Collaboration for Health & Safety in Sports (ACHSS), Academic Medical Center / VU University Medical Center, Amsterdam, Netherlands
4. EMGO Institute, VU University Medical Centre, Amsterdam, Netherlands
5. South African Rugby Union (SARU), Cape Town, South Africa
6. Vrije Universiteit Brussel, Brussels, Belgium
7. Division of Exercise Science and Sports Medicine, University of Cape Town, Cape Town, South Africa