00821naa#a2200169#i#450# EN\\bibl\109698 20260204205256.3 1994-4683 20250913b2025####ek#y0engy0150####ca RU Influence of roup skiping classes on physical performance of Astrakhan state medical university students Journal article Moscow National State University of Physical Education, Sports and Health named after P.F. Lesgaft 2025 2 с. Journal article local Методика физического воспитания. Пути и средства физического воспитания. Учебные заведения физической культуры. 796.011.3 Odincova Mariya Olegovna uchzapiski.lesgaft.spb.ru