Non-invasive assessment of liver fibrosis in HIV infected adults with and without HCV / HBV co-infection and exposure to dideoxynucleosides - Kau, A; Vermehren, J; Müller, A; Carlebach, A; Lutz, T; Gute, P; Knecht, G; Locher, L; Herrmann, E; Friedrich-Rust, M; Forestier, N; Sarrazin, C; Zeuzem, S; Hofmann, WP (Zeitschrift für Gastroenterologie, 2010)