| prevalence of human immunodeficiency virus (hiv), hepatitis b virus, and hepatitis c virus in three groups of populations at high risk of hiv infection in amritsar (punjab), northern india. | three groups of populations at high risk of human immunodeficiency virus (hiv) infection, i.e., injecting drug users (idus), truckers, and attendees of sexually transmitted disease (std) clinic of amritsar (punjab), northern india, were studied in order to determine the prevalence of hiv, hepatitis b virus (hbv), and hepatitis c virus (hcv) infections. of the 157 idus, 16.6, 17.8, and 33.7% were found to be positive for hiv, hbv, and hcv infections, respectively. hcv showed significant differenc ... | 2008 | 18219142 |