title: The art and the science of scaling-up needle and syringe programmes.
authors.forename: Richard
authors.initials: R
authors.lastname: Bedell
mesh_terms: D005260:Female; D015658:HIV Infections / Q000517:prevention & control; D006291:Health Policy; D006556:Heroin Dependence / Q000453:epidemiology / Q000534:rehabilitation*; D006801:Humans; D008297:Male; D016485:Needle Sharing / Q000009:adverse effects*; D018671:Needle-Exchange Programs / Q000191:economics / Q000592:standards*; D015397:Program Evaluation / Q000191:economics / Q000592:standards; D015819:Substance Abuse, Intravenous / Q000453:epidemiology / Q000534:rehabilitation*