A Phase IIIb: Long-Term Outcomes for Hepatitis B (HepB) Patients in Some Previous Entecavir (ETV) Trials
A Phase IIIb: Long-Term Outcomes for Hepatitis B (HepB) Patients in Some Previous Entecavir (ETV) Trials
The purpose of this study is to follow patients treated in entecavir Phase III and rollover
 studies for safety experience and Hepatitis B virus (HBV)-related complications.
Observational Model: Only subjects who participated in Entecavir Phase III studies AI463022,
 AI463023, AI463026, and AI463027.

 Number of groups/cohorts: 1 (All subjects were observed in the same manner).
Inclusion Criteria:

 -  All subjects who participated in Entecavir Phase III studies AI463022, AI463023,
 AI463026, and AI463027.