No abstract available
Publication types
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Clinical Trial
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Comparative Study
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Randomized Controlled Trial
MeSH terms
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Adult
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Aged
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Antipyrine / administration & dosage*
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Arthritis, Rheumatoid / drug therapy*
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Caffeine / administration & dosage
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Clinical Trials as Topic
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Codeine / administration & dosage*
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Female
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Humans
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Male
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Middle Aged
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Phenacetin / administration & dosage*
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Placebos
Substances
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Placebos
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Caffeine
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Phenacetin
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Antipyrine
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Codeine