[1] McMaster Univ, Michael G DeGroote Sch Med, Dept Family Med, Hamilton, ON, Canada
[2] Federat Int Natat FINA, Lausanne, Switzerland
[3] IOC, Lausanne, Switzerland
[4] FIFA, Med Assessment & Res Ctr F MARC, Zurich, Switzerland
[5] Schulthess Klin, Zurich, Switzerland
[6] Hamburg Med Sch, Hamburg, Germany
[7] Univ Southampton, Southampton, Hants, England
[8] Univ Hosp Leicester NHS Trust, Leicester, Leics, England
[9] Univ Otago, Dunedin Sch Med, Dept Med, Dunedin, New Zealand
[10] Univ Toronto, Dept Psychiat, Toronto, ON, Canada
[11] Catholic Univ San Antonio, Murcia, Spain
[12] Univ Virginia, Dept Med, Charlottesville, VA USA
[13] Virginia Commonwealth Univ, Richmond, VA USA
[14] Univ Isfahan, Fac Phys Educ & Sports Sci, Dept Sport Med, Esfahan, Iran
[15] Catholic Univ Uruguay, Fac Biol Sci, Montevideo, Uruguay
[16] Vrije Univ Amsterdam Med Ctr, EMGO Inst Hlth & Care Res, Dept Publ & Occupat Hlth, Amsterdam, Netherlands
[17] Federat Univ Australia, ACRISP, Ballarat, Vic, Australia