TOPRAK, N., TOKTAŞ, S., MUALLAOĞLU, S., & YENİCE, N. (1992). HEPATITIS B SURFACE ANTIGEN AND ANTIBODY LEVELS IN NORMAL POPULATION AND lN CIRRHOTIC PATIENTS. Turkish Journal of Gastroenterology, 3(2), 282–284. Retrieved from https://turkjgastroenterol.org/index.php/tjg/article/view/117