No abstract available
MeSH terms
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Conscious Sedation / methods*
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Cost-Benefit Analysis
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Endoscopes
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Endoscopy, Digestive System / economics*
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Endoscopy, Digestive System / methods*
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Esophagoscopy
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Feasibility Studies
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Female
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Humans
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Male
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Randomized Controlled Trials as Topic
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Risk Factors
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Sensitivity and Specificity