Kalуnychenko IO, Kolesnyk AS. Features of the functional state of the cardiovascular system during cognitive load for children 5-6 years of age. BCUB [інтернет]. 18, Серпень 2021 [цит. за 15, Листопад 2026];(1):46-53. доступний у: https://bio-ejournal.cdu.edu.ua/article/view/4249