The Effect of Repetition-Intensity Wave Training on CPK and LDH Enzymes and Performance in the 400m Freestyle for Under-20s. Damu Journal of Sport Sciences, [S. l.], v. 2, n. 2, p. 408–420, 2025. DOI: 10.64002/43e1a478. Disponível em: https://damujss.com/index.php/home/article/view/262.. Acesso em: 28 feb. 2026.