Kamal, M. A., M. Yousuf, M. Y. Haider, and K. H. Tarafder. “Clinicopathological Study of Oral Carcinoma”. Bangladesh Journal of Otorhinolaryngology, vol. 20, no. 1, Feb. 2015, pp. 15-19, doi:10.3329/bjo.v20i1.22012.