No abstract available
MeSH terms
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Aged
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Angiodysplasia / complications
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Angiodysplasia / diagnosis*
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Duodenal Ulcer / surgery
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Endoscopy, Gastrointestinal / methods*
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Gastroenterostomy / adverse effects
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Humans
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Male
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Melena / diagnosis*
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Melena / etiology
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Video-Assisted Surgery