[1] Univ Hosp Frankfurt, Dept Internal Med 1, Frankfurt, Germany
[2] Hannover Med Sch, Dept Gastroenterol Hepatol & Endocrinol, D-30625 Hannover, Germany
[3] Univ Hosp Essen, Dept Gastroenterol & Hepatol, D-45147 Essen, Germany
[4] Inst Interdisciplinary Med IFI, D-20099 Hamburg, Germany
[5] Ctr HIV & Hepatogastroenterol, D-40237 Dusseldorf, Germany
[6] Univ Hosp Leipzig, Dept Gastroenterol & Rheumatol, D-04103 Leipzig, Germany
[7] Internal Med, D-10777 Berlin, Germany
[8] Johannes Gutenberg Univ Mainz, Dept Internal Med 1, Univ Med Ctr, D-55131 Mainz, Germany
[9] Univ Hosp Wurzburg, Dept Med 2, Div Hepatol, D-97080 Wurzburg, Germany
[10] Gastroenterol Hepatol Ctr, D-24105 Kiel, Germany
[11] Hop Brabois CHU Nancy, Hepatogastroenterol, F-54500 Vandoeuvre Les Nancy, France
[12] Gastroenterol, D-65189 Wiesbaden, Germany
[13] Hepatol, D-44623 Herne, Germany
[14] Infektiologikum, D-60596 Frankfurt, Germany
[15] BioPredictive, F-75007 Paris, France
[16] St Josefs Hosp, Dept Gastroenterol, D-65189 Wiesbaden, Germany