Surina-Marysheva, E, E Ermolaeva, T Nomerovskaya, and A Vlasov. “DEVELOPMENT OF REGULATORY MECHANISMS AND MORPHOLOGICAL PARAMETERS OF THE HEART IN HOCKEY PLAYERS AGED 12–13 YEARS”. Human. Sport. Medicine 24, no. S1 (June 7, 2024): 48-57. Accessed April 3, 2025. https://hsm.susu.ru/hsm/en/article/view/2405.