Cotton Peter B, Eisen Glenn M, Aabakken Lars, Baron Todd H, Hutter Matt M, Jacobson Brian C, Mergener Klaus, Nemcek Albert, Petersen Bret T, Petrini John L, Pike Irving M, Rabeneck Linda, Romagnuolo Joseph, Vargo John J
Digestive Disease Center, Medical University of South Carolina, 25 Courtenay Drive, ART 7100A, MSC 290, Charleston, SC 29425-2900, USA.
Gastrointest Endosc. 2010 Mar;71(3):446-54. doi: 10.1016/j.gie.2009.10.027.