[1] Queen Mary Univ London, Inst Cell & Mol Sci, London, England
[2] Goethe Univ Frankfurt, Med Ctr, D-60054 Frankfurt, Germany
[3] Univ Bologna, Bologna, Italy
[4] Univ Paris 05, INSERM, U567, Paris, France
[5] Hop Cochin, AP HP, F-75674 Paris, France
[6] Alamo Med Res, San Antonio, TX USA
[7] Hosp Gen Valencia, Valencia, Spain
[8] Alfred Hosp, Dept Gastroenterol, Melbourne, Vic, Australia
[9] Emilio Ribas Infect Dis Inst, Sao Paulo, Brazil
[10] Inova Fairfax Hosp, Ctr Liver Dis, Falls Church, VA USA
[11] Med Univ Warsaw, Warsaw, Poland
[12] Tibotec BVBA, Beerse, Belgium
[13] Tibotec Inc, Titusville, NJ USA