No abstract available
Publication types
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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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Acetylcysteine / administration & dosage
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Biopsy
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Gastric Mucosa / pathology*
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Gastroscopy*
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Humans
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Metaplasia
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Methylene Blue / administration & dosage
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Staining and Labeling / methods*
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Stomach Neoplasms / diagnosis*
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Stomach Neoplasms / pathology
Substances
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Methylene Blue
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Acetylcysteine