No abstract available
MeSH terms
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Ampulla of Vater
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Digestive System Surgical Procedures / methods*
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Duodenal Ulcer / diagnosis*
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Duodenal Ulcer / surgery
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Endoscopy, Gastrointestinal / methods*
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Follow-Up Studies
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Humans
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Male
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Middle Aged
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Peptic Ulcer Perforation / diagnosis*
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Peptic Ulcer Perforation / surgery