| htlv-1, hiv-1, hepatitis b and hepatitis delta in the pacific and south-east asia: a serological survey. | blood samples from 13 locations in the pacific and south-east asia were tested for evidence of infection with human t-cell lymphotropic virus type-1 (htlv-1), human immunodeficiency virus (hiv-1), hepatitis b virus (hbv) and hepatitis delta virus (hdv). no samples were positive for antibody to hiv-1. antibodies to htlv-1 were found in samples from five locations, the maximum prevalence being 19%, in vanuatu. serological markers of hbv infection were found in all locations, the maximal prevalence ... | 1988 | 2892692 |