No abstract available
MeSH terms
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Aged
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Duodenal Diseases / complications*
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Duodenal Ulcer / surgery*
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Endoscopy*
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Gastrointestinal Hemorrhage / complications*
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Humans
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Intraoperative Complications / etiology*
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Male
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Peptic Ulcer Hemorrhage / complications*
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Shock, Hemorrhagic / etiology*