00877naa#a2200205#i#450# EN\\bibl\111600 20260114214828.3 1994-4683 20250913b2025####ek#y0engy0150####ca RU Systemic regulatory and legal difficulties of sports training of athletes with musculoskeletal disorder Journal article Moscow National State University of Physical Education, Sports and Health named after P.F. Lesgaft 2025 3 с. Journal article local Анализ результатов выполнения стратегических целей и тактических задач. 796.058 Voroshin Igor' Nikolaevich Zaiko Dmitry Sergeevich Dmitriev Igor Viktorovich Mironov Alexander Alekseevich uchzapiski.lesgaft.spb.ru