1. Athlete Health and Performance Research Centre, Aspetar Orthopaedic and Sports Medicine Hospital, Doha, Qatar
2. Youth Physical Development Unit, School of Sport, Cardiff Metropolitan University, Cardiff, Wales, UK
3. Sport Performance Research Institute New Zealand (SPRINZ), Auckland University of Technology, Auckland, New Zealand
4. Department of Physical Education and Sports, University of Valencia, Valencia, Spain
5. Centre for Sport Science and Human Performance, Waikato Institute of Technology, Hamilton, New Zealand