 Oral presentation at Las Palmeiras Congress of Sports Science, São Paulo, Brazil.Hall, Elliott; Larruskain, Jon; Gil, Susana; Lekue, Jose; Baumert, Philipp; Rienzi, Edgardo; Moreno, Sacha; Tannure, Marcio; Murtagh, Conall; Ade, Jack; Squires, Paul; Orme, Patrick; Anderson, Liam; Whitworth-Turner, Craig; Morton, James; Drust, Barry; Williams, Alun; Erskine, Robert.