Sumber : National Heart Centre Singapore http://www.nhcs.com.sg/patientcare/ConditionsAndTreatments/Pages/HepatitisB.aspx INTRODUCTIONHepatitis B virus ( HBV ) is the most common human hepatitis virus in Singapore. HBV infection and its chronic sequelae are major world-wide health problems. There are approximately 300 million chronic HBV carriers in the world, of whom 75% are found…