No abstract available
MeSH terms
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Aged, 80 and over
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Duodenitis / complications*
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Duodenitis / drug therapy
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Duodenitis / microbiology
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Endoscopy, Gastrointestinal*
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Gastritis / complications*
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Gastritis / drug therapy
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Gastritis / microbiology
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Helicobacter Infections / drug therapy
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Helicobacter pylori
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Hematemesis / etiology*
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Humans
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Male
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Proton Pump Inhibitors / therapeutic use