Kaan Demirören, Halil Kocamaz, and Yaşar Doğan. 2019. “The Importance of the Serum Quantitative Levels of Hepatitis B Surface Antigen and Hepatitis B E Antigen in Children With Chronic Hepatitis B”. Turkish Journal of Gastroenterology 26 (1):36-41. https://tjg.avesjournals.com/index.php/tjg/article/view/3087.