Costa, Laura, Diana Carvalho, Elisabete Coelho, Dina Leal, and Luís Lencastre. “Purulent Pericarditis: Is It Really a Disease of the Past?”. European Journal of Case Reports in Internal Medicine 8, no. 7 (July 14, 2021). Accessed November 3, 2026. https://ejcrim.com/index.php/ejcrim/article/view/2658.