Amjed Mohamed Wahab Saleh. The Effect of a Proposed Training Approach on Developing some Respiratory System Variables and Young Boxers’ Endurance Performance. علوم الرياضة [انترنت]. 1 ديسمبر، 2025 [وثق 4 مارس، 2026];17(66):54-66. موجود في: https://pessj.uodiyala.edu.iq/index.php/1/article/view/2078