No abstract available
Publication types
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Editorial
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Research Support, N.I.H., Extramural
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Research Support, Non-U.S. Gov't
MeSH terms
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Adult
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Aged
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Aged, 80 and over
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Behavior Therapy / methods*
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Behavior Therapy / trends*
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Drug Users / psychology*
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Drug Users / statistics & numerical data*
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Female
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Forecasting
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Harm Reduction*
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Humans
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Male
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Middle Aged
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Risk Factors
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Substance Abuse, Intravenous / prevention & control*
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Substance Abuse, Intravenous / psychology*
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United States