1. Cardiff School of Sport and Health Sciences Cardiff Metropolitan University Cardiff UK
2. UK Collaborating Centre on Injury and Illness in Sport Edinburgh Sports Medicine Research Network Institute for Sport PE and Health Sciences University of Edinburgh Edinburgh UK
3. Sport Injury Prevention Research Centre University of Calgary Calgary Alberta Canada
4. Welsh Rugby Union Cardiff UK
5. Amsterdam Collaboration on Health & Safety in Sports Department of Public and Occupational Health Amsterdam Movement Science Amsterdam UMC Amsterdam the Netherlands