Figure 1.
(A) Study design. (B) Proportion of the patients with HBsAg (cut-off 1,000 IU/mL) at baseline in either PEG-IFN switch-to or add-on groups.
Abbreviations: HBsAg, hepatitis B surface antigen; PEG-IFN, pegylated interferon; ETV, entecavir.
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