Effects of a programme of vigorous physical activity during secondary school physical education on academic performance, fitness, cognition, mental health and the brain of adolescents (Fit to Study): study protocol for a cluster-randomised trial
Wassenaar TM., Wheatley CM., Beale N., Salvan P., Meaney A., Possee JB., Atherton KE., Duda JL., Dawes H., Johansen-Berg H.