No abstract available
Publication types
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Research Support, Non-U.S. Gov't
MeSH terms
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Adult
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Aged
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Chronic Disease
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Cohort Studies
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Disease Progression
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Female
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Humans
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Income
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Male
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Middle Aged
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Poverty / statistics & numerical data*
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Residence Characteristics / statistics & numerical data*
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Retrospective Studies
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Rhinitis / epidemiology*
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Severity of Illness Index
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Sinusitis / epidemiology*
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United States / epidemiology