Gonzalez, F. , Hun, N. , Aiste, S., Aguilera, C. , Cardenas, M. y Salazar, M. 2024. Nivel de actividad física en preescolares y escolares chilenos durante la pandemia de covid-19 (Level of physical activity in chilean preschool and school children during the covid-19 pandemic). Retos. 54, (may 2024), 320–327. DOI:https://doi.org/10.47197/retos.v54.102268.