No abstract available
MeSH terms
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Gastritis / diagnosis
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Gastritis / microbiology
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Gastritis / physiopathology*
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Helicobacter Infections / diagnosis
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Helicobacter Infections / microbiology
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Helicobacter Infections / physiopathology*
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Helicobacter pylori / genetics*
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Humans
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Japan
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Peptic Ulcer / diagnosis
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Peptic Ulcer / microbiology
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Peptic Ulcer / physiopathology*