1 Department of Gastroenterology, Hepatology, Infectious Diseases and Endocrinology, Hannover Medical School, 30625 Hannover, Germany. Electronic address: [email protected].
2 Department of Gastroenterology, Hepatology, Infectious Diseases and Endocrinology, Hannover Medical School, 30625 Hannover, Germany; German Centre for Infection Research, HepNet Study-House of the German Liver Foundation, 30625 Hannover, Germany.