Nizamettin TOPRAK (2020) “HEPATITIS B SURFACE ANTIGEN AND ANTIBODY LEVELS IN NORMAL POPULATION AND lN CIRRHOTIC PATIENTS”, Turkish Journal of Gastroenterology, 3(2), pp. 282–284. Available at: https://tjg.avesjournals.com/index.php/tjg/article/view/257 (Accessed: 10 July 2025).