Reyes Chaves, Jonnathan, and Xinia Fernández Rojas. “Spatial Distribution of Food Acquisition Points and Their Association With the Prevalence of Childhood Obesity in La Union County, Costa Rica”. Población y Salud en Mesoamérica 18, no. 1 (June 19, 2020). Accessed April 20, 2024. https://revistas.ucr.ac.cr/index.php/psm/article/view/40818.