Ceballos-Gurrola, O., Ceballos-Gurrola, E., & Vergara-Torres, A. P. (2024). Prevention and Safety for the Return to Face-to-face Physical Education Classes During Covid-19: Differences by Gender and Professional Training. MHSalud: Revista En Ciencias Del Movimiento Humano Y Salud, 21(2), e17648. https://doi.org/10.15359/