AUTHOR=Guo Liangru , He Hengwang , Wang Chaochao TITLE=Are school-based behavioural interventions an effective strategy for improving physical activity and sedentary behaviour in children and adolescents? A meta-analysis JOURNAL=Frontiers in Pediatrics VOLUME=Volume 13 - 2025 YEAR=2025 URL=https://www.frontiersin.org/journals/pediatrics/articles/10.3389/fped.2025.1532035 DOI=10.3389/fped.2025.1532035 ISSN=2296-2360