No abstract available
MeSH terms
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Barium Sulfate
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Colonoscopy* / adverse effects
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Colorectal Neoplasms / diagnosis
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Colorectal Neoplasms / mortality
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Colorectal Neoplasms / prevention & control*
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Enema
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Humans
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Mass Screening / methods*
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Occult Blood
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Patient Participation
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Patient Satisfaction
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Sigmoidoscopy / adverse effects