Saquian, Florence Yul N. “Basal Cell Carcinoma of the Lip and Mentum”. Philippine Journal of Otolaryngology Head and Neck Surgery 21, no. 1-2 (November 29, 2005): 52–54. Accessed April 28, 2024. https://pjohns.pso-hns.org/index.php/pjohns/article/view/841.