title: [Emergence of entecavir genotypic resistance in a nucleoside naive chronic hepatitis B patient who had been treated for nearly five years: a case report].
authors.forename: Fen
authors.initials: F
authors.lastname: Liu
authors.forename: Xi-wei
authors.initials: XW
authors.lastname: Wang
mesh_terms: D000328:Adult; D024882:Drug Resistance, Viral / Q000235:genetics*; D005260:Female; D005838:Genotype; D006147:Guanine / Q000031:analogs & derivatives* / Q000494:pharmacology / Q000627:therapeutic use; D006515:Hepatitis B virus / Q000187:drug effects* / Q000235:genetics; D019694:Hepatitis B, Chronic / Q000188:drug therapy* / Q000235:genetics; D006801:Humans
chemical_list: C413685:entecavir; D006147:Guanine