Calderón, Elizabeth, Javier Méndez, and Sylvette Nazario. “Anaphylaxis Diagnosis and Treatment at an Emergency Department in Puerto Rico”. Puerto Rico Health Sciences Journal 32, no. 4 (November 21, 2013). Accessed November 3, 2025. https://prhsj.rcm.upr.edu/index.php/prhsj/article/view/960.