Zamarripa, J. (2021) “Nivel de actividad física y conductas sedentarias antes y durante el confinamiento a causa del COVID-19 en adultos mexicanos (Level of physical activity and sedentary behaviors before and during confinement due to COVID-19 in Mexican adults)”, Retos, 42, pp. 898–905. doi:10.47197/retos.v42i0.87278.