[1] Kings Coll Hosp London, Inst Liver Studies, London, England
[2] Univ Hlth Network Liver Clin, Toronto, ON, Canada
[3] Ctr Hepatobiliaire, Villejuif, France
[4] Hop St Joseph, Marseille, France
[5] GastroOne, Germantown, MD USA
[6] VA Long Beach, Long Beach, CA USA
[7] Royal Prince Alfred Hosp, Camperdown, NSW, Australia
[8] Royal Brisbane & Womens Hosp, Brisbane, Qld, Australia
[9] Gilead Sci Inc, 353 Lakeside Dr, Foster City, CA 94404 USA
[10] Beth Israel Deaconess Med Ctr, Boston, MA 02215 USA