<正>Dear Editor,Duck virus hepatitis(DVH)is caused by at least threedifferent RNA viruses,including duck hepatitis A virus(DHAV),duck astrovirus type 1(DAstV-1)
<正>Dear Editor,We report a case of HBV reactivation in an anti-HBs positive, anti-HBc positive non-Hodgkin’s lymphoma patient. Hepatitis B virus (HBV) reactiv