00795naa#a2200181#i#450# EN\\bibl\110024 20251227094835.6 1994-4683 20250913b2025####ek#y0engy0150####ca RU The impact of professional sports and COVID-19 on the athletic activity of KubSTU freshmen in 2022-2023 Journal article Moscow National State University of Physical Education, Sports and Health named after P.F. Lesgaft 2025 4 с. Journal article local Философские и научно-теоретические основы физической культуры и спорта. 796.011 Matveev Valentin Sergeevich Kosivchenko Ekaterina Sergeevna uchzapiski.lesgaft.spb.ru