EFFECT OF MUSCLE ENERGY TECHNIQUE ON FLEXIBILITY OF HAMSTRING AND CALF MUSCLES AND SPRINTING PERFORMANCE IN SPRINTERS. International Journal of Physiotherapy, [S. l.], v. 2, n. 5, p. 718–723, 2015. DOI: 10.15621/ijphy/2015/v2i5/78225. Disponível em: https://ijphy.com/index.php/journal/article/view/115. Acesso em: 1 may. 2026.