No abstract available
MeSH terms
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Advisory Committees
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Biopsy
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Duodenal Diseases / diagnosis*
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Duodenal Diseases / pathology
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Duodenal Diseases / surgery
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Endoscopy, Digestive System / standards*
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Esophageal Diseases / diagnosis*
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Esophageal Diseases / pathology
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Esophageal Diseases / surgery
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Gastrointestinal Hemorrhage / diagnosis
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Gastrointestinal Hemorrhage / pathology
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Gastrointestinal Hemorrhage / surgery
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Humans
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Informed Consent
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Quality Indicators, Health Care*
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Stomach Diseases / diagnosis*
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Stomach Diseases / pathology
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Stomach Diseases / surgery