NEW INSIGHT IN HEPATITIS B IN CHILDRENMei-Hwei Chang , M.D.Department of Pediatrics,National Taiwan University Hospital,Taipei, TAIWANChang MHReplication Cycle of HBVChang MHEPIDEMIOLOGYChang MHPrevalence of Chronic Hepatitis BHBsAg Prevalence 8% - High 2-8% - Intermediate 2% - LowImmigration numbers summed by continent from 1996-2002 2 million Asians 400,000South Americans 350,000 Africans 930, 000 EuropeansCenters for Disease Control. Hepatitis B fact sheet. Available at: http:/www.cdc.gov/hep