No abstract available
Publication types
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Research Support, Non-U.S. Gov't
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Review
MeSH terms
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Deglutition Disorders / diagnosis*
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Deglutition Disorders / etiology
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Esophageal Neoplasms / diagnosis
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Esophageal Neoplasms / epidemiology
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Gastrointestinal Hemorrhage / diagnosis*
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Gastrointestinal Hemorrhage / etiology
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Gastroscopy / statistics & numerical data*
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Humans
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Peptic Ulcer Hemorrhage / diagnosis