[1] Univ Calgary, Calgary, AB, Canada
[2] Univ Toronto, Toronto Western Hosp, Toronto, ON M5T 2S8, Canada
[3] Monash Univ, Melbourne, Vic 3004, Australia
[4] San Jose Gastroenterol, San Jose, CA USA
[5] Univ Manitoba, Hlth Sci Ctr, Winnipeg, MB, Canada
[6] Inova Fairfax Hosp, Falls Church, VA USA
[7] Westmead Hosp, Storr Liver Unit, Westmead, NSW 2145, Australia
[8] Univ Sydney, Westmead, NSW 2145, Australia
[9] Virginia Commonwealth Univ, Med Ctr, Richmond, VA USA
[10] Hop Beaujon, Clichy, France
[11] Gilead Sci, Durham, NC USA