ACLF acute-on-chronic liver failure AFP alpha-fetoprotein ALT alanine transaminase anti-EBV EA anti-EBV early antigen anti-EBV NA anti-EBV nuclear antigen cccDNA covalently closed circular DNA CHB chronic hepatitis B CMV cytomegalovirus DAA direct-acting antiviral EBV Epstein–Barr virus HAV hepatitis A virus HBeAg hepatitis B e antigen HBsAg hepatitis B surface antigen HBV hepatitis B virus HCC hepatocellular carcinoma HCMV human cytomegalovirus HCV hepatitis C virus HHV human herpes virus...