No abstract available
MeSH terms
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Acute Disease
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Adult
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Aged
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Biopsy
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Female
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Gastrointestinal Hemorrhage / etiology*
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Helicobacter Infections / complications*
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Helicobacter Infections / pathology*
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Helicobacter pylori*
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Humans
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Male
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Middle Aged
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Sensitivity and Specificity