[1] Shanghai Zhongshan Hosp, Dept Gastroenterol & Hepatol, Shanghai, Peoples R China
[2] Shanghai Inst Liver Dis, Shanghai, Peoples R China
[3] Jilin Univ, China Japan Union Hosp, Dept Gastroenterol, Changchun, Peoples R China
[4] Henan Prov Peoples Hosp, Dept Infect Dis, Zhengzhou, Peoples R China
[5] Fourth Mil Med Univ, Xijing Hosp, Dept Digest Dis, Xian, Peoples R China
[6] Jilin Univ, Hosp 1, Dept Digest Dis, Changchun, Peoples R China
[7] Nanchang Univ, Affiliated Hosp 1, Dept Digest Dis, Nanchang, Jiangxi, Peoples R China
[8] Zhejiang Prov Hosp Tradit Chinese Med, Dept Digest Dis, Hangzhou, Zhejiang, Peoples R China
[9] Guangxi Med Univ, Affiliated Hosp 1, Dept Digest Dis, Nanning, Peoples R China
[10] Tianjin Second Peoples Hosp, Dept Hepatol, Tianjin, Peoples R China
[11] Anhui Med Univ, Affiliated Hosp 1, Dept Digest Dis, Hefei, Peoples R China