No abstract available
Publication types
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Research Support, U.S. Gov't, P.H.S.
MeSH terms
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Adolescent
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Adult
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Clinical Trials as Topic
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Family Characteristics
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Female
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Humans
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Patient Dropouts*
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Patient Selection*
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Pregnancy
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Pregnancy Complications / rehabilitation*
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Research Design
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Social Support
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Substance-Related Disorders / psychology
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Substance-Related Disorders / rehabilitation*