[1] Univ Porto, Fac Sport, CIFI2D, P-4100 Oporto, Portugal
[2] Univ Porto, Fac Sport, CIAFEL, P-4100 Oporto, Portugal
[3] Univ Tras Os Montes & Alto Douro, CIDESD, Vila Real, Portugal
[4] Finnish Soc Sport Sci, Helsinki, Finland
[5] Univ Barcelona, INEFC, Barcelona, Spain