No abstract available
MeSH terms
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Adult
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Diverticulum, Esophageal / diagnosis
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Diverticulum, Esophageal / etiology*
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Esophageal Achalasia / surgery*
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Esophageal Sphincter, Lower / surgery*
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Esophagoscopy / methods*
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Humans
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Male
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Natural Orifice Endoscopic Surgery / methods*
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Postoperative Complications* / diagnosis