No abstract available
MeSH terms
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Analgesics / adverse effects
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Analgesics / therapeutic use*
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Analgesics, Opioid / adverse effects
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Analgesics, Opioid / therapeutic use
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Chronic Disease
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Dose-Response Relationship, Drug
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Drug Administration Routes
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Drug Therapy, Combination
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Humans
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Neoplasms / physiopathology*
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Pain / classification
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Pain / drug therapy*
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Pain / etiology
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Pain Measurement / classification
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Practice Guidelines as Topic
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World Health Organization
Substances
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Analgesics
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Analgesics, Opioid