No abstract available
Publication types
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Clinical Trial
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Comment
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Letter
MeSH terms
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Adult
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Aged
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Colonic Neoplasms / diagnosis*
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Female
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Fiber Optic Technology*
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Humans
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Middle Aged
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Pelvic Neoplasms / diagnosis*
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Sensitivity and Specificity
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Sigmoidoscopes*
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Sigmoidoscopy / methods