Saucedo-Delgado OA, De-la-Sota-Riva-Echánove M, Mata L. Obesity and overweight among the poor and marginalized in rural Mexico: impact analysis of the effect of school breakfasts on children aged five to eleven. RIED [Internet]. 2023 May 5 [cited 2025 Dec. 5];12(1):192-216. Available from: https://papiro.unizar.es/ojs/index.php/ried/article/view/9326