Hirai Fumihito, Matsui Toshiyuki, Yao Kenshi, Sou Suketo, Seki Takehiko
Department of Gastroenterology, Fukuoka University Chikushi Hospital, Chikushino, Fukuoka, Japan.
Gastrointest Endosc. 2007 Sep;66(3 Suppl):S26-9. doi: 10.1016/j.gie.2007.01.014.