About the Authors

Hirofumi Chiba

Roles Data curation, Investigation, Writing – original draft, Writing – review & editing

Affiliation Division of Gastroenterology, Tohoku University Graduate School of Medicine, Sendai, Japan

Yoichi Kakuta

Roles Data curation, Writing – original draft, Writing – review & editing

ykakuta@med.tohoku.ac.jp

Affiliation Division of Gastroenterology, Tohoku University Graduate School of Medicine, Sendai, Japan

Yoshitaka Kinouchi

Roles Conceptualization, Writing – review & editing

Affiliation Institute for Excellence in Higher Education, Tohoku University, Sendai, Japan

Yosuke Kawai

Roles Resources

Affiliation Tohoku Medical Megabank Organization, Tohoku University, Sendai, Japan

Kazuhiro Watanabe

Roles Resources

Affiliation Department of Surgery, Tohoku University Graduate School of Medicine, Sendai, Japan

Munenori Nagao

Roles Resources

Affiliation Department of Surgery, Tohoku University Graduate School of Medicine, Sendai, Japan

Takeo Naito

Roles Writing – review & editing

Affiliation Division of Gastroenterology, Tohoku University Graduate School of Medicine, Sendai, Japan

Motoyuki Onodera

Roles Writing – review & editing

Affiliation Division of Gastroenterology, Tohoku University Graduate School of Medicine, Sendai, Japan

Rintaro Moroi

Roles Writing – review & editing

Affiliation Division of Gastroenterology, Tohoku University Graduate School of Medicine, Sendai, Japan

Masatake Kuroha

Roles Writing – review & editing

Affiliation Division of Gastroenterology, Tohoku University Graduate School of Medicine, Sendai, Japan

Yoshitake Kanazawa

Roles Writing – review & editing

Affiliation Division of Gastroenterology, Tohoku University Graduate School of Medicine, Sendai, Japan

Tomoya Kimura

Roles Writing – review & editing

Affiliation Division of Gastroenterology, Tohoku University Graduate School of Medicine, Sendai, Japan

Hisashi Shiga

Roles Writing – review & editing

Affiliation Division of Gastroenterology, Tohoku University Graduate School of Medicine, Sendai, Japan

Katsuya Endo

Roles Writing – review & editing

Affiliation Division of Gastroenterology, Tohoku Medical and Pharmaceutical University, Sendai, Japan

Kenichi Negoro

Roles Formal analysis, Writing – review & editing

Affiliation Division of Gastroenterology, Tohoku University Graduate School of Medicine, Sendai, Japan

Masao Nagasaki

Roles Resources

Affiliation Institute for Excellence in Higher Education, Tohoku University, Sendai, Japan

Michiaki Unno

Roles Resources

Affiliation Department of Surgery, Tohoku University Graduate School of Medicine, Sendai, Japan

Tooru Shimosegawa

Roles Supervision, Writing – review & editing

Affiliation Division of Gastroenterology, Tohoku University Graduate School of Medicine, Sendai, Japan

Competing Interests

M. Nagasaki received research grants from Toshiba Corporation during the conduct of the study. This does not alter our adherence to PLOS ONE policies on sharing data and materials.