Matsui Noriaki, Sugi Makiko, Bai Xiaopeng, Nakasha Akio, Kuwano Akifumi, Shimokawa Yuuzou, Tada Seiya, Oogoshi Keiichirou, Tanaka Munehiro, Nakamura Kazuhiko
Department of Gastroenterology and Hepatology, National Hospital Organization Fukuoka Higashi Medical Center, Koga, Japan.
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