title: [Evaluation of different grading and staging systems of chronic hepatitis and problems in application].
authors.affiliation: zyblk@sina.com
authors.forename: Xiao-jun
authors.initials: XJ
authors.lastname: Zhou
authors.forename: Wen-bin
authors.initials: WB
authors.lastname: Huang
mesh_terms: D018450:Disease Progression; D019694:Hepatitis B, Chronic / Q000503:physiopathology*; D006521:Hepatitis, Chronic / Q000503:physiopathology*; D006801:Humans