Cholongitas, Evangelos Hepatitis B virus reactivation in HBsAg-negative, anti-HBc-positive patients receiving immunosuppressive therapy: a systematic review. [electronic resource] - Annals of gastroenterology - 480-490 p. digital Publication Type: Journal Article ISSN: 1108-7471 Standard No.: 10.20524/aog.2018.0266 doi