| epidemiology of hepatitis d virus (delta) infection in melbourne over a 15-year period. | the prevalence of delta infection was studied in 3986 individuals seropositive for hepatitis b surface antigen (hbsag), who were seen in melbourne between 1971 and 1985. the group comprised 2004 patients with acute hepatitis b, 1820 asymptomatic hbsag carriers, 139 hbsag carriers with evidence of chronic liver disease, and 23 carriers who had suffered more than two separate attacks of acute hepatitis. markers of delta infection were found almost exclusively among intravenous drug abusers and the ... | 1986 | 3736476 |