No abstract available
MeSH terms
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Adenocarcinoma / surgery*
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Gastrectomy
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Humans
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Male
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Microscopy, Electron
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Middle Aged
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Neoplasms, Multiple Primary*
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Rectal Neoplasms / pathology
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Rectal Neoplasms / surgery*
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Stomach Neoplasms / pathology
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Stomach Neoplasms / surgery*