Itoi Takao, Ikeuchi Nobuhito, Tonozuka Ryosuke, Mukai Shuntaro, Sofuni Atsushi
Department of Gastroenterology and Hepatology, Tokyo Medical University, Tokyo, Japan.
Gastrointest Endosc. 2015 May;81(5):1259-60. doi: 10.1016/j.gie.2014.08.033. Epub 2014 Oct 14.