TOPRAK, Nizamettin, Sabahattin TOKTAŞ, Sadık MUALLAOĞLU, and Necati YENİCE. “HEPATITIS B SURFACE ANTIGEN AND ANTIBODY LEVELS IN NORMAL POPULATION AND LN CIRRHOTIC PATIENTS”. Turkish Journal of Gastroenterology 3, no. 2 (January 2, 1992): 282–284. Accessed January 1, 2026. https://www.turkjgastroenterol.org/index.php/tjg/article/view/117.