title: Counseling and testing intravenous-drug users for HIV infection--Boston.
mesh_terms: D000163:Acquired Immunodeficiency Syndrome / Q000635:transmission; D001900:Boston; D003219:Confidentiality; D003376:Counseling; D005260:Female; D006679:HIV Seropositivity / Q000175:diagnosis* / Q000208:ethnology; D006266:Health Education; D006280:Health Workforce; D006801:Humans; D007275:Injections, Intravenous; D008297:Male; D019966:Substance-Related Disorders