Salih Tokmak, et al. “What Is the Risk of Reactivation in Patients With Resolved and Past HBV Infection During Immunosuppressive Therapy If HBV-DNA Negative before Treatment?”. Turkish Journal of Gastroenterology, vol. 32, no. 3, Mar. 2021, pp. 294-01, https://turkjgastroenterol.avesjournals.com/index.php/tjg/article/view/4031.