Zheng, Yihu Prophylactic Lamivudine to Improve the Outcome of Breast Cancer Patients With HBsAg Positive During Chemotherapy: A Meta-Analysis. [electronic resource] - Hepatitis monthly Apr 2013 - e6496 p. digital Publication Type: Journal Article ISSN: 1735-143X Standard No.: 10.5812/hepatmon.6496 doi