No abstract available
Publication types
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Clinical Trial
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Comparative Study
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Randomized Controlled Trial
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Research Support, Non-U.S. Gov't
MeSH terms
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Administration, Oral
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Clinical Trials as Topic
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Female
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Humans
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Male
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Methadone / administration & dosage
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Methadone / therapeutic use*
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Morphine / administration & dosage
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Morphine / therapeutic use*
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Neoplasms / physiopathology*
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Pain, Intractable / drug therapy*
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Random Allocation