No abstract available
Publication types
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Clinical Trial
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Letter
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Randomized Controlled Trial
MeSH terms
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Biopsy
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China
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Disease Progression
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Gastric Mucosa / pathology
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Gastritis, Atrophic / pathology
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Humans
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Intestines / pathology
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Metaplasia / pathology
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Precancerous Conditions / pathology*
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Prospective Studies
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Stomach Neoplasms / pathology*