AndradeX, SifaneckS J and NeaigusA. 1999. Dope Sniffers in New York City: An Ethnography of Heroin Markets and Patterns of Use. J Drug Issues, 29(2): 271–298.
2.
PugatchD L, LevesqueB GLallyM A. 2001. HIV testing among young adults and older adolescents in the setting of acute substance abuse treatment. JAIDS, 27: 135–142.
3.
Dowling-GuyerS, JohnsonM EFisherD G. 1994. Reliability of drug users’ self-reported HIV risk behaviors and validity of self-reported recent drug use. Assessment, 1: 383–392.
4.
NeedleR, FisherD GWeatherbyN. 1995. Reliability of self-reported HIV risk behaviors of drug users. Psychology of Addictive Behaviors, 9: 242–250.
5.
WeatherbyN L, NeedleRCesariH. 1994. Validity of self-reported drug use among injection drug users and crack cocaine users recruited through street outreach. Evaluation and Program Planning, 17: 347–355.
6.
StrathdeeS A, OmpadD, LaneyG, FullerC M, VlahovD, ShermanS and LatkinC. 2001. HIV, HCV and Syphilis among young newly initiated Injection Drug Users (IDUs) and Non-IDUs. National HIV Prevention Conference Abstract 523. August 2001, Atlanta, GA.