Is the association between sociodemographic variables and physical activity levels in adolescents mediated by social support and self‐efficacy?

Autor: Cheng, Luanna A., Mendonça, Gerfeson, Lucena, Joana M.S., Rech, Cassiano R., Farias Júnior, José C.
Zdroj: In Jornal de Pediatria (Versão em Português) January-February 2020 96(1):46-52
Databáze: ScienceDirect