[1] Univ Saarlandes Kliniken, Med Klin & Poliklin, Homburg, Germany
[2] Hosp Gen Valencia, Valencia, Spain
[3] Virginia Commonwealth Univ, Med Coll Virginia, Richmond, VA 23298 USA
[4] Carolinas Ctr Liver Dis, Charlotte, NC USA
[5] Scripps Clin, La Jolla, CA USA
[6] Middlemore Hosp, Grafton, New Zealand
[7] Hop Archet, Federat Hepatogastroenterol, Nice, France
[8] Univ Cagliari, Dipartiemt Med Sci, Cagliari, Italy
[9] F Hoffmann La Roche & Co Ltd, CH-4002 Basel, Switzerland