SHERMUXAMEDOVA N, UMURKULOVA D. REFLECTIONS OF THE COMPETITIVE ACTIVITY SYSTEM OF 14-15-YEAR-OLD HANDBALL PLAYERS AND ITS SPECIFIC CHARACTERISTICS. NUUz [Internet]. 2024 Sep. 20 [cited 2025 Apr. 22];1(1.7.1):229-31. Available from: https://journals.nuu.uz/index.php/1/article/view/3425