Calgin, Mustafa Kerem, and Yeliz Cetinkol. “Decreased Levels of Serum Zonulin and Copeptin in Chronic Hepatitis-B Patients: Serum Zonulin & Copeptin in Chronic Hepatitis-B Patients”. Pakistan Journal of Medical Sciences 35, no. 3 (May 22, 2019). Accessed April 28, 2024. https://www.pjms.org.pk/index.php/pjms/article/view/144.