Alicea, Edwin, Jesús Casal, Sylvette Nazario, and William Rodríguez. “Asthma Knowledge Among Internal Medicine Residents”. Puerto Rico Health Sciences Journal 18, no. 1 (June 4, 2015). Accessed December 20, 2025. https://prhsj.rcm.upr.edu/index.php/prhsj/article/view/1378.