Koji Nakamuta, Kazuya Makiyama, Masamichi Satomi, Makoto Yamamura, Nobuhide Oshitani, Atsuo Kitano, Nobuo Hiwatashi, Kei Ito, Etsuro Iwashita, Hiroshi Koyama, Akira Sugita, Tsuneo Fukushima, Kimitaka Suzuki, Toshio Sawada, Satoshi Ikei, Michio Ogawa, Masayuki Fururawa, Toshinari Kimura, Toshihiko Koiwai, Hisao Oguchi, Hiroshi Suzuki, Tetsuo Hayakawa, Masahiro Yamamoto, Yoichi Saitoh, Takahisa Kyogoku, Tadao Manabe, Keisuke Kataoka1, Issei Tachibana1, Hajime Takikawa, Masami Yamanaka, Motoyasu Ishii, Masahito Miura, Masahuru Ohta, Takeshi Okanoue, Norihito Watanabe2, Masaya Oda2, Akitoshi Kakisaka, Michio Mito, Yoshihiro Fukumoto, Mitsuru Yasunaga, Shotaro Sakisaka, Kyuichi Tanikawa, Shuichi Sezai3, Minoru Hirano3, Toshio Nishida, Masahide Atsumi4, Hiroshi Furukawa5, Joe Ariyama, Tokimune Shibata, Masaaki Ebara, Shigeki Arii, Kazuaki Chayama6, Shuhei Nishiguchi, Norio Hayashi, Yoshihiro Akahane7, Shujiro Takase, Kiyomi Yasuda8, Yoshiyasu Karino, Masahide Arita, Toru Miyahara, Yoshihisa Tsukamoto, Takashi Nakamura, Hiroshi Akimoto, F Ishihara, Susumu Tazuma, Fujio Yamamoto9, Toshio Tsuyuguchi, Takukazu Nagakawa, Hiromi Takeuchi10
1Third Department of Internal Medicine, Kyoto Prefectural University of Internal Medicine, Japan
2Division of Gastroenterology, Second Tokyo National Hospital and Keio University, Japan
3Division of Gastroenterology, Tokyo Metropolitan Police Hospital, Japan
4Third Department of Internal Medicne, Kyoto Prefectural University of Medicne, Japan
5Department of Surgery, The Center for Adult Diseases, Japan
6Department of Gastroenterologe, Toranomon Hospital, Japan
7First Department of Internal Medicine, Yamanashi Medical College Japan
8First Department of Internal Medicine, Tokyo University, Japan
9Yamamoto Hospital, Japan
10Tohoku Rosai Hospital, Japan,
