No abstract available
Publication types
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Comparative Study
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Research Support, Non-U.S. Gov't
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Research Support, U.S. Gov't, P.H.S.
MeSH terms
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Clinical Trials as Topic / methods*
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Follow-Up Studies
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Humans
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Male
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Middle Aged
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Neoplasm Staging
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Random Allocation
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Rectal Neoplasms / pathology
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Rectal Neoplasms / therapy*