Seong Kin, F., Y. D. Jeing, and A. Mawaddah. “Nasopharyngeal Mucoepidermoid Carcinoma: A Rare Tumor in Nasopharynx”. International Journal of Otorhinolaryngology and Head and Neck Surgery, vol. 5, no. 6, Oct. 2019, pp. 1698-00, doi:10.18203/issn.2454-5929.ijohns20194953.