AMJED MOHAMED WAHAB SALEH. The Effect of a Proposed Training Approach on Developing some Respiratory System Variables and Young Boxers’ Endurance Performance. مجلة علوم الرياضة, [S. l.], v. 17, n. 66, p. 54–66, 2025. DOI: 10.26400/sp/dec/66/4. Disponível em: https://pessj.uodiyala.edu.iq/index.php/1/article/view/2078. Acesso em: 4 2026.