No abstract available
MeSH terms
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Adolescent
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Anti-Bacterial Agents / therapeutic use
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Ascorbic Acid / therapeutic use
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Child
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Child, Preschool
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Common Cold / diagnosis*
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Common Cold / therapy*
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Echinacea
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Humans
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Infant
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Nonprescription Drugs / therapeutic use
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Phytotherapy
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Sodium Chloride / therapeutic use
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Therapeutic Irrigation
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Zinc / therapeutic use
Substances
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Anti-Bacterial Agents
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Nonprescription Drugs
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Sodium Chloride
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Zinc
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Ascorbic Acid