Urquidez-Romero, Rene, Daniela Ramírez-Neri, Arnulfo Ramos-Jiménez, Alejandra Rodriguez-Tadeo, Abraham Wall Medrano, Beatriz A. Díaz-Torres, Gabriel Medrano-Donlucas, Trinidad Quizán-Plata, and Julián Esparza-Romero. 2017. “Physical Activity Promotion in Children from Northern Mexico: Effectiveness of an Early Educational Intervention Program”. Acta Universitaria 27 (2): 32-38. https://doi.org/10.15174/au.2017.1226.