Paul, B. ., S. M. A. . Haider, M. N. . Mohsin, M. K. . Sarkar, I. K. . Datta, and A. S. M. A. . Raihan. “Survival Trend in Gastroenterological Malignancy: A Hospital Based Study”. Journal of Chittagong Medical College Teachers' Association, vol. 30, no. 2, Jan. 2020, pp. 41-46, doi:10.3329/jcmcta.v30i2.62583.