1 University of Cape Town, Division of Physiological Sciences and Health through Physical Activity, Lifestyle and Sport Research Centre, Department of Human Biology, Faculty of Health Sciences, University of Cape Town, Cape Town, South Africa sharief.hendricks01@gmail.com.
2 Carnegie Applied Rugby Research (CARR) Centre, Carnegie School of Sport, Leeds Beckett University, Leeds, UK.
3 University of Cape Town, Division of Physiological Sciences and Health through Physical Activity, Lifestyle and Sport Research Centre, Department of Human Biology, Faculty of Health Sciences, University of Cape Town, Cape Town, South Africa.
4 Cape Sports Medicine, Sport Science Institute of South Africa, Cape Town, South Africa, Cape Sports Medicine Sport Science Institute, Cape Town, South Africa.
5 WITS Sport and Health (WiSH), School of Clinical Medicine, University of the Witwatersrand, Johannesburg, Gauteng, South Africa.
6 High Performance Commission, Medical Advisory Committee, South African Sports Confederation and Olympic Committee, Houghton, South Africa.
7 Institute of Sport and Exercise Medicine, Department of Exercise, Sport and Lifestyle Medicine, Faculty of Medicine and Health Sciences, Stellenbosch University, Stellenbosch, South Africa.
8 International Olympic Committee (IOC) Research Centre, Stellenbosch, South Africa.
9 Aspetar, Orthopaedic and Sports Medicine Hospital, FIFA Medical Centre of Excellence, Doha, Qatar.
10 Section Sports Medicine, Faculty of Health Sciences, University of Pretoria, Pretoria, South Africa.
11 Department of Exercise and Sports Science, University of the Free State, Bloemfontein, South Africa.
12 World Rugby, Dublin, Ireland.
13 Medical Advisory Panel, World Netball, Manchester, UK.