About the Authors

Naoto Fujiwara

Affiliation Department of Gastroenterology, Graduate School of Medicine, The University of Tokyo, Bunkyo-ku, Tokyo, Japan

Ryosuke Tateishi

tateishi-tky@umin.ac.jp

Affiliation Department of Gastroenterology, Graduate School of Medicine, The University of Tokyo, Bunkyo-ku, Tokyo, Japan

Masaaki Akahane

Affiliation Department of Radiology, Graduate School of Medicine, The University of Tokyo, Bunkyo-ku, Tokyo, Japan

Masataka Taguri

Affiliation Department of Biostatistics and Epidemiology, Graduate School of Medicine, Yokohama City University, Yokohama, Kanagawa, Japan

Tatsuya Minami

Affiliation Department of Gastroenterology, Graduate School of Medicine, The University of Tokyo, Bunkyo-ku, Tokyo, Japan

Shintaro Mikami

Affiliation Department of Gastroenterology, Graduate School of Medicine, The University of Tokyo, Bunkyo-ku, Tokyo, Japan

Masaya Sato

Affiliation Department of Gastroenterology, Graduate School of Medicine, The University of Tokyo, Bunkyo-ku, Tokyo, Japan

Kouji Uchino

Affiliation Department of Gastroenterology, Graduate School of Medicine, The University of Tokyo, Bunkyo-ku, Tokyo, Japan

Kenichiro Enooku

Affiliation Department of Gastroenterology, Graduate School of Medicine, The University of Tokyo, Bunkyo-ku, Tokyo, Japan

Yuji Kondo

Affiliation Department of Gastroenterology, Graduate School of Medicine, The University of Tokyo, Bunkyo-ku, Tokyo, Japan

Yoshinari Asaoka

Affiliation Department of Gastroenterology, Graduate School of Medicine, The University of Tokyo, Bunkyo-ku, Tokyo, Japan

Noriyo Yamashiki

Affiliation Department of Gastroenterology, Graduate School of Medicine, The University of Tokyo, Bunkyo-ku, Tokyo, Japan

Tadashi Goto

Affiliation Department of Gastroenterology, Graduate School of Medicine, The University of Tokyo, Bunkyo-ku, Tokyo, Japan

Shuichiro Shiina

Affiliation Department of Gastroenterology, Graduate School of Medicine, The University of Tokyo, Bunkyo-ku, Tokyo, Japan

Haruhiko Yoshida

Affiliation Department of Gastroenterology, Graduate School of Medicine, The University of Tokyo, Bunkyo-ku, Tokyo, Japan

Kuni Ohtomo

Affiliation Department of Radiology, Graduate School of Medicine, The University of Tokyo, Bunkyo-ku, Tokyo, Japan

Kazuhiko Koike

Affiliation Department of Gastroenterology, Graduate School of Medicine, The University of Tokyo, Bunkyo-ku, Tokyo, Japan

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: NF RT. Analyzed the data: NF RT MT. Wrote the manuscript: NF RT HY. Drafted the article: NF RT MA TM SM MS KU KE YK YA NY TG SS. Critical revisions: RT HY KO KK. Treatment and data collection: NF RT.