title: Low incidence of entecavir resistance in nucleoside-naive chronic hepatitis B patients.
mesh_terms: D000998:Antiviral Agents / Q000494:pharmacology*; D024882:Drug Resistance, Viral; D006147:Guanine / Q000031:analogs & derivatives* / Q000494:pharmacology; D019694:Hepatitis B, Chronic / Q000188:drug therapy*; D006801:Humans
chemical_list: D000998:Antiviral Agents; C413685:entecavir; D006147:Guanine