Granero, Ricardo, Esteban Poni, and Carolin Poni. “Suicidal Ideation Among Students of the 7th, 8th, and 9th Grades in the State of Lara, Venezuela: The Global School Health Survey”. Puerto Rico Health Sciences Journal 27, no. 4 (November 10, 2008). Accessed October 20, 2025. https://prhsj.rcm.upr.edu/index.php/prhsj/article/view/125.