Padua, Paula Francezca, and William L. Lim. “Relapsing Polychondritis Initially Presenting With Hoarseness and Difficulty Breathing in a 21-Year-Old Male”. Philippine Journal of Otolaryngology Head and Neck Surgery 31, no. 2 (November 30, 2016): 41–46. Accessed April 28, 2024. https://pjohns.pso-hns.org/index.php/pjohns/article/view/237.