A combination of swissball hamstring curl and stiff-leg deadlift training on agility, hamstring asymmetry, and leg power in badminton athletes with hamstring asymmetry conditions. - Rusdiawan, Afif; Kusuma, Donny Ardy; Firmansyah, Awang; Wismanadi, Himawan; Özman, Cemal; Wicahyani, Sri; Lani, hmad (Retos: Nuevas Perspectivas de Educación Física, Deporte y Recreación, 2024)