Ergenekon Karagöz, and Alpaslan Tanoğlu. 2019. “Importance of Serum Hepatitis B Surface Antigen and Hepatitis E Antigen Quantification Among Patients With Chronic Hepatitis B”. Turkish Journal of Gastroenterology 26 (4):357-57. https://turkjgastroenterol.avesjournals.com/index.php/tjg/article/view/3167.