Different mechanism of selection of adefovir-resistant mutant viruses during adefovir monotherapy in patients with lamivudine-resistant chronic hepatitis B
Keywords: LMV, lamivudine; NA, nucleos(t)ide analogue; CHB, chronic hepatitis B; HBV, hepatitis B virus; ADV, adefovir; HBsAg, hepatitis B surface antigen; anti-HBs, hepatitis B surface antibody; HBeAg, hepatitis B e antigen; anti-HBe, hepatitis B e antibody; ALT,