No abstract available
MeSH terms
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Child Health Services / economics
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Child Health Services / statistics & numerical data
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Child, Preschool
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Common Cold / economics
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Common Cold / epidemiology*
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Common Cold / etiology
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Cost of Illness
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Global Health*
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Humans
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Infant
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Otitis Media / economics
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Otitis Media / epidemiology*
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Otitis Media / etiology
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Respiratory Tract Infections / economics
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Respiratory Tract Infections / epidemiology*
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Respiratory Tract Infections / etiology