Zamarripa J, Martínez-Hernández R, Núñez Rocha GM. Boredom or Fun? Impact of Perception of Physical Education Class on Leisure-Time Physical Activity in Mexican Children. ERIES Journal [Internet]. 2025 Mar. 31 [cited 2025 Apr. 4];18(1):40-7. Available from: https://www.eriesjournal.com/index.php/eries/article/view/1657