Combination Prophylaxis with Hepatitis B Immunoglobulin and Lamivudine after Liver Transplantation minimizes HBV Recurrence Rates unless Evolution of Pretransplant Lamivudine Resistance - Seehofer, D; Rayes, N; Steinmüller, T; Müller, A R; Jonas, S; Settmacher, U; Neuhaus, R; Berg, T; Neuhaus, P (Zeitschrift für Gastroenterologie, 2002)