Determinants of the variability of heart rate measures during a competitive period in young soccer players - Buchheit, M.; Mendez-Villanueva, A.; Quod, M. J.; Poulos, N.; Bourdon, P. (European Journal of Applied Physiology, 2010)
Keywords: training; load; soccer; youth; competition; variability; heart rate; heart rate variability; Germany; biological and medical sciences; sport games