Moderate-to-Vigorous Physical Activity and Its Association With Psychological Distress and Sleep Quality Among Lithuanian School-Aged Adolescents: A Cross-Sectional Study. BJSHS [Internet]. 2026 Jan. 28 [cited 2026 Aug. 21];5(Supplement):113. Available from: https://journals.lsu.lt/baltic-journal-of-sport-health/article/view/1866