Combination of tenofovir and lamivudine versus tenofovir after lamivudine failure for therapy of hepatitis B in HIV-coinfection.
Schmutz G, Nelson M, Lutz T, Sheldon J, Bruno R, von Boemmel F, Hoffmann C, Rockstroh J, Stoehr A, Wolf E, et al. AIDS. 2006 Oct 3; 20(15):1951-4.