[1] Univ New Mexico, Div Gastroenterol & Hepatol, Albuquerque, NM 87131 USA
[2] Vet Affairs Hosp, Gastroenterol & Hepatol Sect, Washington, DC USA
[3] Stanford Univ, Div Gastroenterol & Hepatol, Stanford, CA 94305 USA
[4] John Hunter Hosp, Dept Gastroenterol, Newcastle, NSW, Australia
[5] Univ Newcastle, Sch Med & Publ Hlth, Newcastle, NSW, Australia
[6] Sheba Med Ctr, Ctr Liver Dis, Tel Hashomer, Israel
[7] Manipal Hosp, Dept Liver Dis & Transplantat, Bangalore, Karnataka, India
[8] Queen Elizabeth Hosp Birmingham, Liver Unit, Birmingham, W Midlands, England
[9] Yonsei Univ, Dept Internal Med, Div Gastroenterol, Coll Med, Seoul, South Korea
[10] Univ Calgary, Cumming Sch Med, Dept Med, Div Gastroenterol & Hepatol, Calgary, AB, Canada
[11] Pontevedra Univ Hosp Complex, Gastroenterol & Hepatol, Pontevedra, Spain
[12] Galicia Sur Hlth Res Inst, Vigo, Spain
[13] Chinese Univ Hong Kong, Div Gastroenterol & Hepatol, Dept Med & Therapeut, Hong Kong, Peoples R China
[14] Chinese Univ Hong Kong, Inst Digest Dis, Hong Kong, Peoples R China