Kawakubo K, Kawakami H, Kuwatani M, Haba S, Kudo T, Abe Y, Sakamoto N
Department of Gastroenterology and Hepatology, Hokkaido University Graduate School of Medicine, Sapporo, Japan.
Endoscopy. 2013;45 Suppl 2 UCTN:E89-90. doi: 10.1055/s-0032-1326255. Epub 2013 Mar 22.