No abstract available
Publication types
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Clinical Trial
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Comparative Study
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English Abstract
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Randomized Controlled Trial
MeSH terms
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Aged
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Antitussive Agents / therapeutic use*
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Benzophenones / therapeutic use*
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Clinical Trials as Topic
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Cough / drug therapy*
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Double-Blind Method
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Humans
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Phenylbutyrates / therapeutic use
Substances
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Antitussive Agents
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Benzophenones
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Phenylbutyrates
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butamirate
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morclofone