| seroprevalence of hepatitis delta virus infection among subjects with underlying hepatic diseases in chennai, southern india. | four hundred million people are carriers of hepatitis b virus (hbv) worldwide and approximately 5% of these are reportedly positive for hepatitis delta virus (hdv). several reports indicate a declining trend in the occurrence of hdv infection in the north of tropical india. to our knowledge, no study has been conducted to evaluate whether a similar epidemiological change is occurring in southern india. therefore we evaluated the seroprevalence of hdv among 153 individuals with hbv-related liver ... | 2008 | 18556033 |