The syringe gap: an assessment of sterile syringe need and acquisition among syringe exchange program participants in New York City
Daliah I Heller, Denise Paone, Anne Siegler, and Adam Karpati
Harm Reduct J. 2009; 6: 1. Published online 2009 January 12. doi: 10.1186/1477-7517-6-1.PMCID: PMC2631523