Long term follow-up and outcome of liver transplantation from hepatitis B surface antigen positive donors

Figure 1 Geographic distribution of chronic hepatitis B virus infection-worldwide (2005). For multiple countries, estimates of prevalence of hepatitis B surface antigen (HBsAg), a marker of chronic hepatitis B virus infection, are based on limited data and may not reflect current prevalence in countries that have implemented childhood hepatitis B vaccination; prevalence may vary within countries. Source: Centers for Disease Control and Prevention (http://www.cdc.gov).