Craig Robertson et al.
Journal of strength and conditioning research, 34(3), 828-837 (2018-06-26)
Robertson, C, Lodin-Sundström, A, O'Hara, J, King, R, Wainwright, B, and Barlow, M. Effects of pre-race apneas on 400-m freestyle swimming performance. J Strength Cond Res 34(3): 828-837, 2020-This study aimed to establish whether a series of 3 apneas before