Atanacio, Arlex Michael, and Emily Grace Teodoro-Estaris. “Epidermal Growth Factor Application Versus Observation on Healing of Acute Tympanic Membrane Perforations: A Randomized Open Label Clinical Trial”. Philippine Journal of Otolaryngology Head and Neck Surgery 37, no. 1 (June 5, 2022): 15. Accessed April 26, 2024. https://pjohns.pso-hns.org/index.php/pjohns/article/view/1369.