TY JOUR TI Organization of schoolchildren’s healthy diet as prevention of sarcopenic obesity KW obesity KW sarcopenia KW schoolchildren KW muscle mass KW dietary regimen KW physical development JO Society, law, statehood: retrospective and perspective AU Garipova, Z.F. AU Khabibullina, Z.A. PY 2025 IS 2025 PB Ufa Law Institute of the Ministry of Internal Affairs of Russia