No abstract available
Publication types
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Guideline
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Practice Guideline
MeSH terms
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Acute Disease
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Algorithms*
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Colonic Diseases / diagnosis
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Colonic Diseases / therapy*
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Colonoscopy / standards*
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Gastrointestinal Hemorrhage / diagnosis
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Gastrointestinal Hemorrhage / therapy*
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Humans
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Rectum
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Sensitivity and Specificity
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United States