title: [Nucleotide mutations in the precore and core region of hepatitis B virus].
authors.affiliation: First Department of Internal Medicine, Jikei University School of Medicine.
authors.forename: T
authors.initials: T
authors.lastname: Karasawa
authors.forename: G
authors.initials: G
authors.lastname: Toda
mesh_terms: D006512:Hepatitis B Core Antigens / Q000235:genetics*; D006801:Humans; D009154:Mutation; D009711:Nucleotides / Q000235:genetics
chemical_list: D006512:Hepatitis B Core Antigens; D009711:Nucleotides