title: [Observation on genotype and mutation of hepatitis B virus infection in Tibetan population from Qinghai province].
authors.affiliation: Qinghai Center for Disease Control and Prevention, Xining 810007, China.
authors.forename: Hu
authors.initials: H
authors.lastname: Yi
authors.forename: Zhi-Jian
authors.initials: ZJ
authors.lastname: Tang
authors.forename: Deng
authors.initials: D
authors.lastname: Tian
mesh_terms: D002681:China / Q000453:epidemiology; D005838:Genotype; D006509:Hepatitis B / Q000453:epidemiology / Q000821:virology*; D006515:Hepatitis B virus / Q000145:classification / Q000235:genetics*; D006801:Humans; D009154:Mutation; D016036:Seroepidemiologic Studies