No abstract available
Publication types
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Letter
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Research Support, Non-U.S. Gov't
MeSH terms
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Aged
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Aging / physiology*
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China / epidemiology
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Chronic Disease / epidemiology*
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Female
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Health Status Disparities*
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Humans
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Income / statistics & numerical data
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Male
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Middle Aged
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Prevalence
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Regression Analysis
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Rural Population