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Akiko Shida, Takashi Fukuyama, Nobue Futawatari, Haruki Ohmiya, Yoshinobu Ichiki, Tetsuro Yamashita, Yatsushi Nishi, Noritada Kobayashi, Hitoshi Yamazaki, Masahiko Watanabe, Yoshihito Takahashi 
World J Gastroenterol 26(4):424-432. Published online Jan 28, 2020. doi: 10.3748/wjg.v26.i4.424
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