Yusuf BAYRAKTAR, et al. “Different Response Rate to Interferon in Cgronic Hepatitis B: Importance of Precore Mutant and Serum Ferritin Level”. Turkish Journal of Gastroenterology, vol. 7, no. 3, July 2019, pp. 199-04, https://tjg.avesjournals.com/index.php/tjg/article/view/1149.