Physical fitness profile of competitive young soccer players: Determination of positional differences - Marques, M. C.; Izquierdo, M.; Gabbett, T. J.; Travassos, B.; Branquinho, L.; van den Tillaar, R. (International Journal of Sports Science & Coaching, 2016)
Keywords: soccer; junior elite sport; youth; playing position (sport games); physical conditioning ability; anthropometry; test; USA; training science; junior sports; sport games