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2. A randomized, prospective cross-over trial comparing methylene blue-directed biopsy and conventional random biopsy for detecting intestinal metaplasia and dysplasia in Barrett's esophagus. Ragunath K, Krasner N, Raman VS, Haqqani MT, Cheung WY. Endoscopy; 2003 Dec; 35(12):998-1003. PubMed ID: 14648410 [Abstract] [Full Text] [Related]
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