A cross-sectional study of the association between physical activity and depressive symptoms among adolescents in southwest China stratified by parental absence: the mediating role of insomnia and the moderating role of resilience
BMJ Open. 2024 Sep 10;14(9):e079531. doi: 10.1136/bmjopen-2023-079531. ABSTRACT OBJECTIVES: This study explored the mechanisms by which physical activity was associated with depressive symptoms in multi-ethnic …