No abstract available
Publication types
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Comparative Study
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Research Support, Non-U.S. Gov't
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Review
MeSH terms
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Heroin / therapeutic use
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Humans
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Hydromorphone / therapeutic use
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Infusion Pumps
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Morphine / therapeutic use
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Narcotics / administration & dosage
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Narcotics / therapeutic use*
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Neoplasms / drug therapy*
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Pain / drug therapy*
Substances
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Narcotics
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Heroin
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Morphine
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Hydromorphone