Author
Toshio Fujisawa 1
1 Juntendo University,Department of Gastroenterology,tokyo,Japan
Tomotaka Saito, Masahiro Tsujimae, Atsuhiro Masuda, Shunsuke Omoto, Mamoru Takenaka, Tatsuya Sato, Tsuyoshi Hamada, Shinya Uemura, Takuji Iwashita, Shogo Ota, Hideyuki Shiomi, Keito Nakagawa, Saburo Matsubara, Sho Takahashi, Toshio Fujisawa, Kensaku Yoshida, Aknori Maruta, Mitsuru Okuno, Keisuke Iwata, Nobuhiko Hayashi;;
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