*Academic Center for Evidence Based Sports Medicine (ACES), Academic Medical Center, Amsterdam, The Netherlands;†Amsterdam Collaboration for Health & Safety in Sports (ACHSS), Academic Medical Center/VU University Medical Center, Amsterdam, The Netherlands;‡Department of Orthopaedic Surgery, Academic Medical Center, Amsterdam, The Netherlands;§Players' Services, World Players' Union (FIFPro), Hoofddorp, the Netherlands;¶St Marianna University School of Medicine, Kawasaki, Japan;‖Department of Public and Occupational Health, VU University Medical Center, Amsterdam, the Netherlands;**Australian Centre for Research Into Injury in Sport and Its Prevention (ACRISP), Federation University Australia, Ballarat, Victoria, Australia; and††UCT/MRC Research Unit for Exercise Science and Sports Medicine (ESSM), Department of Human Biology, Faculty of Health Sciences, University of Cape Town, Cape Town, South Africa.