No abstract available
Publication types
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Research Support, Non-U.S. Gov't
MeSH terms
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Acute Disease
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Child, Preschool
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Female
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Humans
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Infant
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Male
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Otitis Media / diagnosis
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Otitis Media / etiology*
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Prospective Studies
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Respiratory Tract Infections / complications*
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Respiratory Tract Infections / physiopathology
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Time Factors