No abstract available
Publication types
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Research Support, Non-U.S. Gov't
MeSH terms
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Adolescent
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Aged
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Cataract / prevention & control*
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Child
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Community Health Workers*
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Female
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Humans
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Male
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Mass Screening / organization & administration*
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Middle Aged
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Pensions
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Rural Health Services / organization & administration*
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Sensitivity and Specificity
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Students