About the Authors

Hitomi Minami

Affiliation Department of Gastroenterology and Hepatology, Nagasaki University Hospital, Nagasaki, Japan

Hajime Isomoto

hajimei2002@yahoo.co.jp

Affiliation Department of Gastroenterology and Hepatology, Nagasaki University Hospital, Nagasaki, Japan

Satoshi Miuma

Affiliation Department of Gastroenterology and Hepatology, Nagasaki University Hospital, Nagasaki, Japan

Yasutoshi Kobayashi

Affiliation Kobayashi Internal Medicine Clinic, Kobe, Japan

Naoyuki Yamaguchi

Affiliation Department of Gastroenterology and Hepatology, Nagasaki University Hospital, Nagasaki, Japan

Shigetoshi Urabe

Affiliation Department of Gastroenterology and Hepatology, Nagasaki University Hospital, Nagasaki, Japan

Kayoko Matsushima

Affiliation Department of Gastroenterology and Hepatology, Nagasaki University Hospital, Nagasaki, Japan

Yuko Akazawa

Affiliation Department of Gastroenterology and Hepatology, Nagasaki University Hospital, Nagasaki, Japan

Ken Ohnita

Affiliation Department of Gastroenterology and Hepatology, Nagasaki University Hospital, Nagasaki, Japan

Fuminao Takeshima

Affiliation Department of Gastroenterology and Hepatology, Nagasaki University Hospital, Nagasaki, Japan

Haruhiro Inoue

Affiliation Digestive disease center, Showa University Northern Yokohama Hospital, Yokohama, Japan

Kazuhiko Nakao

Affiliation Department of Gastroenterology and Hepatology, Nagasaki University Hospital, Nagasaki, Japan

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: HM H. Inoue KN H. Isomoto. Performed the experiments: HM H. Inoue H. Isomoto. Analyzed the data: YK NY SU. Contributed reagents/materials/analysis tools: SM KO FT. Wrote the paper: YA KM.