Prevalence and correlates of infection with human immunodeficiency virus, hepatitis B virus, and hepatitis C virus among drug users in Italy: a cross-sectional study.

Drug users in Italy continue to have a high prevalence of infection with the human immunodeficiency virus and hepatitis B and C viruses, associated with older age, being unemployed, injecting use, and a longer history of injecting. The results underline the need for control programmes among drug users in Italy.