No abstract available
Publication types
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Clinical Trial
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Randomized Controlled Trial
MeSH terms
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Colonic Neoplasms / diagnosis
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Colonic Neoplasms / prevention & control*
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England
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France
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Germany, West
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Humans
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Mass Screening
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Occult Blood
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Rectal Neoplasms / diagnosis
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Rectal Neoplasms / prevention & control*
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Sweden
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United States