1. Injury Prevention and Player Welfare, New Zealand Rugby, Wellington, New Zealand
2. Sports Performance Research Institute New Zealand, School of Sport and Recreation, Auckland University of Technology, Auckland, New Zealand
3. The Institute of Sport and Exercise Medicine, Department of Exercise, Sport and Lifestyle Medicine, Faculty of Medicine and Health Sciences, Stellenbosch University, Western Cape, South Africa
4. Carnegie Applied Rugby Research (CARR) Centre, Carnegie School of Sport, Leeds Beckett University, Leeds, UK
5. Department of Exercise and Sport Science, Matthew Gfeller Sport-Related Traumatic Brain Injury Research Center, University of North Carolina at Chapel Hill, NC, USA
6. Injury Prevention Research Center, University of North Carolina at Chapel Hill, NC, USA
7. Department of Exercise and Sport Science, University of North Carolina at Chapel Hill, Chapel Hill, NC, USA
8. School of Law and Society, University of the Sunshine Coast, Sippy Downs, QLD, Australia
9. Centre of Health, Activity, Rehabilitation Research, School of Physiotherapy, University of Otago, Dunedin, New Zealand