Maintenance work on the ZORA databases is scheduled for Wednesday 22 May 2019 from 20:00-22:00. During this period ZORA and JDB will not be available. Thank you for your understanding.
Fischer, B; Reimer, J; Firestone Cruz, M; Kalousek, K; Rehm, Jürgen; Heathcote, J (2006). Treatment for hepatitis C virus (HCV) and cannabis use in illicit drug user patients: questions and implications. European Journal of Gastroenterology and Hepatology, 18(10):1039-1042.