Tsujimoto Tatsuhiro, Iioka Hiroi, Namisaki Tadashi, Toyokawa Yasunori, Tsuruzono Takuya, Matsumura Yoshinobu, Yoshiji Hitoshi, Kuriyama Shigeki, Fukui Hiroshi
Department of Gastroenterology, Ishinkai Yao General Hospital.
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