No abstract available
Publication types
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Letter
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Research Support, U.S. Gov't, Non-P.H.S.
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Research Support, U.S. Gov't, P.H.S.
MeSH terms
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Aged
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Colonoscopy
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Colorectal Neoplasms* / diagnosis
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Colorectal Neoplasms* / epidemiology
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Colorectal Neoplasms* / prevention & control
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Early Detection of Cancer*
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Humans
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Mass Screening
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Prevalence
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United States / epidemiology