[1] Fudan Univ, Zhong Shan Hosp, GI & Hepatol, Shanghai 200433, Peoples R China
[2] Jilin Univ, China Japan Union Hosp, Gastroenterol, Changchun 130023, Peoples R China
[3] Henan Prov Peoples Hosp, Dept Infect Dis, Infect Dis, Zhengzhou, Peoples R China
[4] Fourth Mil Med Univ, Xijing Hosp, Digest Dis, Xian 710032, Peoples R China
[5] Jilin Univ, Hosp 1, Digest Dis, Changchun 130023, Peoples R China
[6] Nanchang Univ, Affiliated Hosp 1, Digest Diease, Nanchang, Peoples R China
[7] Zhejiang Prov Hosp Trandit Chinese Med, Digest Dis, Hangzhou, Zhejiang, Peoples R China
[8] Guangxi Med Univ, AffiliatedHosp 1, Digest Dis, Nanning, Peoples R China
[9] Tianjin Second Peoples Hosp, Hepatol, Tianjin, Peoples R China
[10] Anhui Med Univ, Affiliated Hosp 1, Digest Dis, Hefei, Peoples R China
[11] Kunming Med Univ, Affiliated Hosp 2, Hepatol, Kunming, Peoples R China