^○Yasuharu Kuwayama¹, Yuya Nakano¹, Shinichiro Tsuji¹, You Nakai¹, Miwako Kagawa¹, Eiji Yamamoto¹, Michiko Nonogi¹, Yasuo Gotoda¹, Koichi Sato¹, Koichi Kataoka² (1.Dept. of Gastroenterology, Tokushima Redcross Hospital, Tokushima, Japan, 2.Kataoka Clinic)

^○Shigenao Ishikawa, Tomoki Inaba, Masaya Ishida, Tomo Kagawa, Sakiko Kuraoka, Ichiro Sakakihara, Kumiko Yamamoto, Koichi Izumikawa, Sakuma Takahashi, Shigetomi Tanaka, Mihoko Matsuura, Masaki Wato, Toshimi Hasui (Dept. of Gastroenterology , Kagawa Prefectural Central Hospital, Takamatsu , Japan)

^○Yusuke Okada, Naonori Inoue, Kana Amamiya, Yukino Kawakatsu, Yasutoshi Fujii, Yuki Ueda, Naokuni Sakiyama, Atsushi Shirakawa, Azumi Suzuki, Kojiro Nakase, Koichiro Mandai, Takuji Kawamura, Hideaki Kawabata, Atsuhiro Morita, Masatoshi Miyata, Kiyohito Tanaka, Koji Uno, Kenjiro Yasuda (Japanese Red Cross Kyoto Daini Hospital, Kyoto, Japan)

^○Shusei Fukunaga, Yasuaki Nagami, Masatsugu Shiba, Masaki Ominami, Satoshi Sugimori, Tomohiro Yukawa, Noriko Kamata, Hirokazu Yamagami, Tetsuya Tanigawa, Toshio Watanabe, Kazunari Tominaga, Yasuhiro Fujiwara, Tetsuo Arakawa (Dept. of Gastroenterology, Graduate Sch. of Med. Osaka City Univ., Osaka, Japan)