Alarcón Meza, Edgar Ismael, and Javier Arturo Hall-López. “Actividad física En Estudiantes Deportistas Universitarios, Previo Y En El Confinamiento Por Pandemia Asociada Al COVID-19 (Physical Activity in University Student Athletes, Prior and in Confinement Due to Pandemic Associated With COVID-19)”. Retos, vol. 39, Jan. 2021, pp. 572-5, https://doi.org/10.47197/retos.v0i39.81293.