Ramesh J, Wilcox C M, Mönkemüller K
Division of Gastroenterology and Hepatology, Basil Hirschowitz Endoscopic Center of Excellence, University of Alabama at Birmingham, Alabama 35249, USA.
Endoscopy. 2013;45 Suppl 2 UCTN:E127-8. doi: 10.1055/s-0032-1326373. Epub 2013 May 28.