GÜRBÜZ, A. K., F. M. GIARDIELLO, and T. M. BAYLESS. “Colorectal Neoplasia In Patients With Ulcerative Colitis and Primary Sclerosing Cholangitis”. Turkish Journal of Gastroenterology 5, no. 1 (January 1, 1994): 108–113. Accessed January 1, 2026. https://www.turkjgastroenterol.org/index.php/tjg/article/view/384.