No abstract available
MeSH terms
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Adult
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Aged
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Biopsy
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Female
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Humans
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Hyperplasia / pathology
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Male
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Microscopy, Electron
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Middle Aged
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Precancerous Conditions / pathology*
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Precancerous Conditions / ultrastructure
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Stomach Neoplasms / pathology*
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Stomach Neoplasms / ultrastructure