[1] Capital Med Univ, Artificial Liver Ctr, Beijing YouAn Hosp, Beijing, Peoples R China
[2] Capital Med Univ, Dept Obstet & Gynecol, Beijing YouAn Hosp, Beijing, Peoples R China
[3] Taiyuan Infect Dis Hosp, Taiyuan, Peoples R China
[4] Shijiazhuang Fifth Hosp, Shijiazhuang, Peoples R China
[5] Tongliao Infect Dis Hosp, Tonglio, Peoples R China
[6] Mt Sinai Sch Med, Div Liver Dis, Flushing, NY USA