(Q47982824)
Statements
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History of ear infections and prevalence of asthma in a national sample of children aged 2 to 11 years: the Third National Health and Nutrition Examination Survey, 1988 to 1994. (English)
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Kamal Eldeirawi
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Victoria W Persky
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1 May 2004
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125
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5
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1685-1692
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