1. Division of Infectious Diseases and Global Public Health, University of California San Diego
2. Robert-Koch Institut, Berlin, Germany
3. Department of Medicine, University of Bonn, Germany
4. INSERM, Paris, Institut Pierre Louis d’Epidémiologie et de Santé Publique, France
5. Department of Infectious Diseases, Research and Prevention, Public Health Service of Amsterdam, Netherlands
6. Infektionsmedizinisches Centrum Hamburg, Germany
7. Center for Infectiology, Berlin, Germany
8. Infektiologikum, Frankfurt, Germany
9. Centrum für Innere Medizin, Muenster, Germany
10. Insitute for Immunology and Genetics, Kaiserslautern, Germany
11. Center for HIV and Hepatogastroenterology, Duesseldorf, Germany
12. Department of Hepatology and Gastroenterology, Charité University Medical Center Berlin, Germany