Dr. Ganapathy A. Prasad, Associate Professor of Medicine in the Division of Gastroenterology and Hepatology at Mayo Clinic in Rochester, MN, discusses his article appearing in the December 2011 issue of Mayo Clinic Proceedings on the use of unsedated transnasal endoscopy and video caspule endoscopy in diagnosing Barrett's Esophagus. Available at: http://www.mayoclinicproceedings.com/content/86/12/1174
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