Intravenous drug use and HIV: evidence for action now.
D015658:HIV Infections / Q000517:prevention & control / Q000635:transmission*; D006801:Humans; D008691:Methadone / Q000627:therapeutic use; D009294:Narcotics / Q000627:therapeutic use; D018671:Needle-Exchange Programs; D015819:Substance Abuse, Intravenous / Q000150:complications* / Q000517:prevention & control / Q000534:rehabilitation
D009294:Narcotics; D008691:Methadone