QIZI, S. S. Z. STUDY OF THE PHYSICAL AND FUNCTIONAL CONDITION OF MIDDLE- DISTANCE RUNNERS. Research Focus International Scientific Journal, [S. l.], v. 5, n. 5, p. 143–148, 2026. Disponível em: https://refocus.uz/index.php/rf/article/view/2264. Acesso em: 12 jun. 2026.