Andrades-Ramírez, Oscar, et al. “Nivel De Actividad física Post Confinamiento En Adolescentes De Establecimientos De Nivel Secundario (Post-Confinement Physical Activity Level in Adolescents in Secondary Schools)”. Retos, vol. 55, June 2024, pp. 274-9, https://doi.org/10.47197/retos.v55.102510.