Ribeiro, Susana, Sara Viana Baptista, Carla Amaro, Vítor de Sousa, and José Ezequiel Barros. “Mixed Laryngopyocele Presenting As Acute Airway Obstruction: Case Report”. Portuguese Journal of Otorhinolaryngology and Head and Neck Surgery 48, no. 3 (September 23, 2010): 139–142. Accessed November 10, 2026. https://www.journalsporl.com/index.php/sporl/article/view/2478.