Treatment and outcome of genotype 4 chronic hepatitis C patients with pegylated interferon α-2b and ribavirin in a German real-life-setting - Mauss, S; Zehnter, E; Manns, MP; Teuber, G; Dahhan, T; Meyer, U; Dach, K; Bilzer, M; Tossing, G; Hueppe, D (Zeitschrift für Gastroenterologie, 2011)