No abstract available
MeSH terms
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Drug Tolerance
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Follow-Up Studies
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Heroin / adverse effects*
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Humans
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Hydromorphone
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Injections, Intravenous
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Methadone / administration & dosage*
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Methadone / therapeutic use*
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Morphine
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Rehabilitation
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Substance Withdrawal Syndrome / drug therapy*
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Substance-Related Disorders / therapy*
Substances
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Heroin
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Morphine
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Hydromorphone
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Methadone