[1] Norwegian Sch Sport Sci, Dept Sports Med, POB 4014, N-0806 Oslo, Norway
[2] La Trobe Univ, Cabrini Hlth, Melbourne, Vic, Australia
[3] Univ New South Wales, Sydney, NSW, Australia
[4] Technion Univ, Haifa, Israel
[5] Fed Univ, Sao Paulo, Brazil
[6] Maastricht Univ, Med Ctr, Maastricht, Netherlands
[7] Univ Montreal, Montreal, PQ, Canada
[8] Ctr Hosp Porto, Oporto, Portugal
[9] Glasgow Caledonian Univ, Glasgow, Lanark, Scotland
[10] Mayo Clin, Rochester, MN USA
[11] Hosp Univ Quiron, Madrid, Spain
[12] Univ Exeter, Exeter, Devon, England