Tsuchida Kenji, Okayama Naotsuka, Yokoyama Yoshifumi, Joh Takashi, Seno Kyoji, Ohara Hirotaka, Sasaki Makoto, Kataoka Hiromi, Okumura Fuminori, Itoh Makoto
Internal Medicine, Nagoya City Johsai Hospital, Nagoya City, Nagoya, Japan.
Gastrointest Endosc. 2004 Mar;59(3):443-6. doi: 10.1016/s0016-5107(03)02820-7.