[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.