00877naa#a2200193#i#450# EN\\bibl\131683 20260815054449.6 1994-4683 20260814b2026####ek#y0engy0150####ca RU Technology of using adaptive physical activity tools for the prevention of decline in the psychophysical state of elderly individuals with mental disorders Journal article Moscow National State University of Physical Education, Sports and Health named after P.F. Lesgaft 2026 6 с. Journal article local Массовый спорт. Массовое спортивное движение. Народные виды спорта. 796.034.2 Ladygina Elena Borisovna Evseeva Ol'ga Eduardovna Kovaleva Yuliya Aleksandrovna uchzapiski.lesgaft.spb.ru