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Intravenous Substance Abuse
Risk-Taking
Sexual Behavior
Needle Sharing
HIV Infections
Substance-Related Disorders
Acquired Immunodeficiency Syndrome
Hepatitis C
Heroin Dependence
New York City
United States
Needle-Exchange Programs
Substance Abuse Treatment Centers
Risk Factors
Cross-Sectional Studies
Prevalence
HIV Seroprevalence
HIV Seropositivity
Syringes
Methadone
Co-Publications
150
44
28
26
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20
18
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