[1] Goethe Univ Hosp, Dept Internal Med 1, Frankfurt, Germany
[2] Univ Hosp Frankfurt, Dept Med, Frankfurt, Germany
[3] Univ Hosp Frankfurt, Dept Med 1, Frankfurt, Germany
[4] Univ Klinikum Frankfurt, Med Klin 1, Frankfurt, Germany
[5] Univ Hosp Frankfurt, Dept Med 1, Frankfurt, Germany
[6] Inst Interdisciplinary Med IFI, Hamburg, Germany
[7] Univ Hosp Mannheim, Med, Mannheim, Germany
[8] Univ Hosp Zurich, Gastroenterol & Hepatol, Zurich, Switzerland
[9] Ctr HIV & Hepatogastroenterol, Dusseldorf, Germany
[10] Univ Hosp Schleswig Holstein, Kiel, Germany
[11] Univ Hosp Munster, Munster, Germany
[12] St Josefs Hosp, Wiesbaden, Germany
[13] Univ Med Ctr Hamburg Eppendorf, Hamburg, Germany
[14] Univ Med Ctr Gottingen, Gottingen, Germany
[15] Univ Hosp Freiburg, Freiburg, Germany
[16] Univ Hosp Leipzig, Sect Hepatol, Dept Gastroenterol & Rheumatol, Leipzig, Germany
[17] Univ Hosp Tubingen, Tubingen, Germany
[18] Univ Klinikum Frankfurt, Frankfurt, Germany
[19] JW Goethe Univ Hosp, Frankfurt, Germany