No abstract available
Publication types
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Research Support, N.I.H., Extramural
MeSH terms
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Adult
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Analgesics, Opioid / therapeutic use*
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Female
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HIV Infections / epidemiology*
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Humans
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Middle Aged
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Opiate Substitution Treatment / statistics & numerical data*
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Opioid-Related Disorders / drug therapy
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Opioid-Related Disorders / epidemiology*
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Risk
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Risk-Taking*
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Sexual Behavior / statistics & numerical data*
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Social Class*
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Substance Abuse, Intravenous / drug therapy
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Substance Abuse, Intravenous / epidemiology*
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Ukraine / epidemiology