00778naa#a2200205#i#450# EN\\bibl\116784 20260430113921.4 1994-4683 20260429b2026####ek#y0engy0150####ca RU Digital addiction and physical activity among university students Journal article Moscow National State University of Physical Education, Sports and Health named after P.F. Lesgaft 2026 7 с. Journal article local Физическое здоровье студентов. 378.172 Shestera Al'bina Aleksandrovna Kaerova Elena Vladislavovna Mahachkeeva Tat'yana Aleksandrovna Brockina Ol'ga Aleksandrovna uchzapiski.lesgaft.spb.ru