About the Authors

Akiyoshi Tsuboi

Contributed equally to this work with: Akiyoshi Tsuboi, Yuji Urabe

Roles Writing – original draft

Affiliation Department of Gastroenterology and Metabolism, Hiroshima University Hospital, Hiroshima, Japan

Yuji Urabe

Contributed equally to this work with: Akiyoshi Tsuboi, Yuji Urabe

Roles Writing – review & editing

Affiliation Division of Regeneration and Medicine Center for Translational and Clinical Research, Hiroshima University Hospital, Hiroshima, Japan

Shiro Oka

Roles Writing – review & editing

oka4683@hiroshima-u.ac.jp

Affiliation Department of Gastroenterology and Metabolism, Hiroshima University Hospital, Hiroshima, Japan

Akihiko Sumioka

Roles Writing – review & editing

Affiliation Department of Gastroenterology and Metabolism, Hiroshima University Hospital, Hiroshima, Japan

Sumio Iio

Roles Writing – review & editing

Affiliation Department of Gastroenterology and Metabolism, Hiroshima University Hospital, Hiroshima, Japan

Ryo Yuge

Roles Writing – review & editing

Affiliation Department of Endoscopy, Hiroshima University Hospital, Hiroshima, Japan

Ryohei Hayashi

Roles Writing – review & editing

Affiliation Department of Endoscopy, Hiroshima University Hospital, Hiroshima, Japan

Toshio Kuwai

Roles Writing – review & editing

Affiliation Department of Gastroenterology, National Hospital Organization, Kure Medical Center and Chugoku Cancer Center, Kure, Japan

Yasuhiko Kitadai

Roles Writing – review & editing

Affiliation Department of Health and Science, Prefectural University of Hiroshima, Hiroshima, Japan

Kazuya Kuraoka

Roles Writing – review & editing

Affiliation Department of Diagnostic Pathology, National Hospital Organization, Kure Medical Center and Chugoku Cancer Center, Kure, Japan

Koji Arihiro

Roles Writing – review & editing

Affiliation Department of Anatomical Pathology, Hiroshima University Hospital, Hiroshima, Japan

Shinji Tanaka

Roles Writing – review & editing

Affiliation Department of Endoscopy, Hiroshima University Hospital, Hiroshima, Japan

Kazuaki Chayama

Roles Writing – review & editing

Affiliations Department of Gastroenterology and Metabolism, Hiroshima University Hospital, Hiroshima, Japan, Research Center for Hepatology and Gastroenterology, Hiroshima University, Hiroshima, Japan, RIKEN Center for Integrative Medical Sciences, Yokohama, Japan

Competing Interests

The authors have declared that no competing interests exist.