Kabir, Md Jahangir, AKM Minhaj Uddin Bhuiyan, and Md Mizanur Rahman. “Changes of Serum CEA Level After Resection of Colorectal Carcinoma”. Journal of Surgical Sciences 20, no. 1 (November 5, 2019): 3–6. Accessed November 26, 2025. https://www.banglajol.info/index.php/JSS/article/view/43794.