DEMİRBAŞ, Sezai, İlker SÜCÜLLÜ, Şükrü YILDIRIM, and Tuncay ÇELENK. 2006. “Influence of the C-Erb B-2, nm23, Bcl-2 and p53 Protein Markers on Colorectal Cancer”. Turkish Journal of Gastroenterology 17 (1):13-19. https://www.turkjgastroenterol.org/index.php/tjg/article/view/1463.