No abstract available
MeSH terms
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Adolescent
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Child
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Child, Preschool
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China / epidemiology
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Female
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Humans
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Infant
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Infant, Newborn
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Intensive Care Units, Pediatric / statistics & numerical data*
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Lung Diseases / epidemiology*
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Lung Diseases / mortality
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Lung Diseases / physiopathology
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Male
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Prognosis
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Prospective Studies
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Respiratory Function Tests
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Survival Rate