No abstract available
MeSH terms
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Duodenal Ulcer / diagnosis
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Duodenal Ulcer / surgery*
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Emergencies*
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Humans
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Peptic Ulcer Perforation / diagnosis
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Peptic Ulcer Perforation / surgery*
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Peritonitis / surgery
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Postoperative Complications / mortality
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Prognosis
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Stomach Ulcer / diagnosis
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Stomach Ulcer / surgery*