1 Division of GastroenterologyandHepatology,The Jikei University School of Medicine, Minatoku,Japan
Ryoichi Sawada, Tomohiro Kato, Takashi Nishimura, Kanae Tsutsui, Daisuke Ide, Tetsuyoshi Iwasaki, Nobuhiko Komoike, Jimi Mitobe, Makoto MItsunaga, Masayuki Saruta, Seiji Arihiro, Mika Matsuoka, Syoichi Saito, Kazuki Sumiyama, Hisao Tajiri