No abstract available
Publication types
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Clinical Trial
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Controlled Clinical Trial
MeSH terms
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Adolescent
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Age Factors
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Arizona
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Ascorbic Acid / administration & dosage
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Ascorbic Acid / blood
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Ascorbic Acid / therapeutic use*
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Child
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Clinical Trials as Topic
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Cough / prevention & control
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Drug Evaluation
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Female
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Humans
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Male
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Placebos
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Residential Facilities
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Respiratory Tract Infections / epidemiology
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Respiratory Tract Infections / prevention & control*
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Seasons
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Sex Factors
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Tablets
Substances
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Placebos
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Tablets
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Ascorbic Acid