Withdrawal of Therapy After Long-Term Antiviral Treatment for Chronic Hepatitis B
Adding Adefovir Dipivoxil Versus Switching to Entecavir in Patients With Lamivudine-resistant Chronic Hepatitis B
Serum Hepatitis B Surface Antigen Levels to Guide the Stopping of Entecavir in HBeAg-negative Chronic Hepatitis B
Hepatitis B Virus (HBV) Viral Suppression by Entecavir in Adefovir Partial Responders
† Study has passed its completion date and status has not been verified in more than two years.