YÜCESOY, Mehmet, İbrahim KAHRAMAN, Ömer ÖZBAKIR, and Mehmet DOĞANAY. 1992. “HEPATITIS B lNFEÇTION PATIENS WITH GASTRIC CARCINOMA AND DUODENAL ULCER”. Turkish Journal of Gastroenterology 3 (1):65-67. https://www.turkjgastroenterol.org/index.php/tjg/article/view/70.