Ureña Bonilla, Pedro, et al. , translators. “Quality of Life Profile, Overweight-Obesity and Sedentary Behavior in Elementary and High School Children of Guanacaste”. Revista Electrónica Educare, vol. 14, no. 2, Dec. 2010, pp. 207-24, https://doi.org/10.15359/ree.14-2.14.