Castelo Branco, Catarina, Tomás Fonseca, and Ricardo Marcos-Pinto. “Esophageal Bullous Pemphigoid”. European Journal of Case Reports in Internal Medicine 9, no. 2 (February 1, 2022). Accessed July 22, 2024. https://www.ejcrim.com/index.php/EJCRIM/article/view/3160.