
Keywords: هپاتیت B مزمن، هپاتیت ب مزمن; Hepatitis B virus (HBV); Hepatitis C virus (HCV); Breast cancer; Chemotherapy; HBV/HCV reactivation; Toxicity; HCV; hepatitis C virus; CHC; chronic hepatitis C; HBV; hepatitis B virus; CHB; chronic hepatitis B; DAAs; direct-acting antiviral agents; ER; es