No abstract available
MeSH terms
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Adult
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Aged
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Biopsy
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Chronic Disease
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Female
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Gastric Juice / analysis*
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Gastric Mucosa / metabolism
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Gastric Mucosa / pathology*
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Gastrins
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Gastritis / diagnosis
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Gastritis / pathology
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Humans
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Male
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Middle Aged
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Stomach Diseases / diagnosis*
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Stomach Diseases / pathology