No abstract available
MeSH terms
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Aged
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Endoscopy, Digestive System
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Esophageal Stenosis / etiology*
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Esophageal Stenosis / pathology
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Esophageal and Gastric Varices / surgery*
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Female
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Humans
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Ligation / adverse effects
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Ligation / instrumentation
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Postoperative Complications / etiology*
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Postoperative Complications / pathology