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