Mayo-Santana, Raúl. “Scientific Representations at the UPR School of Tropical Medicine. IV: Special Technical Studies”. Puerto Rico Health Sciences Journal 39, no. 2 (June 19, 2020): 178–183. Accessed October 31, 2025. https://prhsj.rcm.upr.edu/index.php/prhsj/article/view/2082.