No abstract available
Publication types
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Research Support, Non-U.S. Gov't
MeSH terms
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Animals
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Dogs
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Endoscopy / methods*
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Esophageal Neoplasms / surgery*
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Esophagectomy / methods*
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Esophagoscopy
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Humans
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Ligation
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Male
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Middle Aged
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Mucous Membrane / surgery
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Polyps / surgery