... promoter and precore mutations in Eastern India. Inter-virology 2008, 51:275-284.80. Datta S, Banerjee A, Chandra PK, Biswas A, Panigrahi R, MahapatraPK, Panda CK, Chakrabarti S, Bhattacharya SK, ... 78:53-59.79. Datta S, Biswas A, Chandra PK, Banerjee A, Panigrahi R, MahapatraPK, Chakrabarti S, Panda CK, Chakravarty R: Molecular epidemi-ology and clinical significance of hepatitis B virus ... nosubstantial geographical variation was apparent in otherparts of India. Considering, on an average, HBsAg carrierrate of 5%, the total number of HBV carriers in the countrywas estimated to be about...