Abstract Background: Hepatitis B virus (HBV) infection is highly endemic in most low income
countries including Cambodia. This nationwide serosurvey was conducted to assess the …

Abstract Background Hepatitis B virus (HBV) is highly endemic in Cambodia with an
estimated pre-vaccine hepatitis B surface antigen (HBsAg) prevalence of 9%. By 2005, a …

Abstract The World Health Organization Western Pacific Region (WPR) set a hepatitis B
virus (HBV) control target to achieve HBV surface antigen (HBsAg) prevalence of< 1 …

Approximately 8% of the population in Papua New Guinea (PNG) has chronic hepatitis B
virus (HBV) infection. To decrease the burden of chronic HBV infection, a national 3-dose …

Background Vietnam has high endemic hepatitis B virus infection with> 8% of adults
estimated to have chronic infection. Hepatitis B vaccine was first introduced in the national …

Abstract Background In Nepal, an estimated 2–4% of the population has chronic hepatitis B
virus (HBV) infection. To combat this problem, from 2002 to 2004, a national three dose …

Background Hepatitis B is the leading cause of cirrhosis and liver cancer in sub-Saharan
Africa. To reduce mortality, antiviral treatment programs are needed. We estimated …

Introduction Vietnam is implementing hepatitis B (HBV) birth dose (BD) vaccination since
2003 but coverage remains low, especially in the Mekong River Delta. This study aimed to …

Background Vietnam introduced a 3-dose hepatitis B (HBV) immunization program
comprising 1 dose immediately after birth and 2 or 3 in infancy in the past 20 years, but the …

Chronic liver infection and cancer in the western Pacific region is disproportionate to the
population globally. This study provides the first nationwide estimates of hepatitis B surface …