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2. A comparative study of unsedated transnasal esophagogastroduodenoscopy and conventional EGD. Dean R, Dua K, Massey B, Berger W, Hogan WJ, Shaker R. Gastrointest Endosc; 1996 Oct; 44(4):422-4. PubMed ID: 8905361 [Abstract] [Full Text] [Related]
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