Abstract
This literature review and the recommendations therein were prepared for the American Gastroenterological Association Clinical Practice and Practice Economics Committee. Following external review, the paper was approved by the committee on May 17, 1998.
MeSH terms
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Anal Canal / anatomy & histology
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Anal Canal / physiology*
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Anal Canal / physiopathology
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Anus Diseases / diagnosis*
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Anus Diseases / therapy*
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Gastroenterology / methods
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Humans
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Rectal Diseases / diagnosis*
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Rectal Diseases / therapy*
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Rectum / anatomy & histology
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Rectum / physiology*
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Rectum / physiopathology