No abstract available
Publication types
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Comparative Study
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Letter
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Comment
MeSH terms
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Adult
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Bacterial Infections / diagnosis
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Bronchitis / diagnosis
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Child
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Child, Preschool
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Chronic Disease
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Cough / etiology*
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Diagnosis, Differential
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Gastroesophageal Reflux / complications
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Gastroesophageal Reflux / diagnosis
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Humans
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Infant
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Internal Medicine
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Outcome Assessment, Health Care
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Pediatrics
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Prospective Studies