(Q48959574)
Statements
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A randomized trial of unsedated transnasal small-caliber esophagogastroduodenoscopy (EGD) versus peroral small-caliber EGD versus conventional EGD. (English)
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Preiss C
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Charton JP
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Schumacher B
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Neuhaus H
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1 August 2003
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35
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8
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641-646
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Identifiers
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