Abstracts of Digestive Disease Week, May 17-22, 2008 and the ASGE (American Society for Gastrointestinal Endoscopy) Postgraduate Course, May 21-22, 2008. San Diego, California, USA.
D000818:Animals; D004066:Digestive System Diseases; D016099:Endoscopy, Gastrointestinal; D006801:Humans