Jacqueline A. Bachofner, Piero V. Valli, Irina Bergamin, Arne Kröger, Patrizia Künzler, Adriana Baserga, Dominique L. Braun, Burkhardt Seifert, Anja Moncsek, Jan Fehr, David Semela, Lorenzo Magenta, Beat Müllhaupt, Benedetta Terziroli Beretta-Piccoli, Joachim C. Mertens, the Swiss Hepatitis C Cohort Study (Author)