Needle-exchange programs are slowly finding greater acceptance.
D015658:HIV Infections / Q000517:prevention & control* / Q000635:transmission; D006291:Health Policy; D018451:Homosexuality, Male; D006801:Humans; D008297:Male; D016485:Needle Sharing; D018671:Needle-Exchange Programs; D015819:Substance Abuse, Intravenous; D014481:United States