[1] SportNI Sports Inst, Sports Med, Newtownabbey, North Ireland
[2] Sports Med NI, Belfast, Antrim, North Ireland
[3] Federat Int Football Assoc, Med & Antidoping Dept, Zurich, Switzerland
[4] World Rugby, Sport Med Dept, Dublin, Ireland
[5] Univ Coll Cork, Dept Med, Cork, Ireland
[6] ATP Med Serv, Ponte Vedra, FL USA
[7] Australian Football League, Docklands, Vic, Australia
[8] Scottish Govt Sport & Phys Act Policy Team, St Andrews House Edinburgh, Edinburgh, Midlothian, Scotland
[9] Scottish Inst Sport, Sports Med, Stirling, Scotland
[10] Univ Bern, Dept Immunol, Bern, Switzerland
[11] Univ Groningen, Microbiol, Groningen, Netherlands
[12] British Cycling, Med Dept, Manchester, Lancs, England
[13] Sport Wales, Sports Med, Cardiff, Wales
[14] Cwm Taf Morgannwg Univ Hlth Board, Abercynon, Wales
[15] USA Cycling, Med, Colorado Springs, CO USA
[16] Queens Univ Belfast, Sch Med Dent & Biomed Sci, Belfast, Antrim, North Ireland
[17] Chelsea & Westminster Hosp, Trauma & Orthopaed, London, England
[18] Barts Hlth NHS Trust, Publ Hlth SEM, London, England
[19] Univ Pretoria, Fac Hlth Sci, Pretoria, South Africa
[20] AMC VUmc IOC Res Ctr Excellence, Amsterdam Collaborat Hlth & Safety Sports ACHSS, Amsterdam, Netherlands
[21] Sport Scotland Inst Sport, Sports Med, Stirling, Scotland
[22] Queens Univ Belfast, Dept Family Practice, Belfast BT7 1NN, Antrim, North Ireland