About the Authors

Kan Uchiyama

Contributed equally to this work with: Kan Uchiyama, Shinichiro Takami

Roles Conceptualization, Data curation, Investigation, Methodology, Project administration, Writing – original draft

Affiliation Division of Gastroenterology and Hepatology, Department of Internal Medicine, The Jikei University Kashiwa Hospital, Kashiwa, Chiba, Japan

Shinichiro Takami

Contributed equally to this work with: Kan Uchiyama, Shinichiro Takami

Roles Formal analysis, Project administration, Writing – original draft

Affiliation Division of Gastroenterology and Hepatology, Department of Internal Medicine, The Jikei University Kashiwa Hospital, Kashiwa, Chiba, Japan

Hideo Suzuki

Roles Conceptualization, Data curation, Formal analysis, Investigation, Project administration, Writing – review & editing

hideoszk@md.tsukuba.ac.jp

Affiliation Department of Gastroenterology, Faculty of Medicine, University of Tsukuba, Tsukuba, Ibaraki, Japan

Kiyotaka Umeki

Roles Project administration, Writing – review & editing

Affiliation Department of Gastroenterology, Chiba-Nishi General Hospital, Matsudo, Chiba, Japan

Satoshi Mochizuki

Roles Project administration, Writing – review & editing

Affiliations Division of Gastroenterology, Department of Internal Medicine, Tokatsu Tsujinaka Hospital, Abiko, Chiba, Japan, The Shinagawa Gut Clinic, Minato-ku, Tokyo, Japan

Nobushige Kakinoki

Roles Project administration, Writing – review & editing

Affiliation Department of Gastroenterology, Hitachi General Hospital, Hitachi, Ibaraki, Japan

Junichi Iwamoto

Roles Project administration, Writing – review & editing

Affiliation Division of Gastroenterology, Department of Internal Medicine, Tokyo Medical University Ibaraki Medical Center, Inashiki-gun, Ibaraki, Japan

Yoko Hoshino

Roles Project administration, Writing – review & editing

Affiliation Division of Gastroenterology, Department of Internal Medicine, Yatsu Hoken Hospital, Narashino, Chiba, Japan

Jun Omori

Roles Project administration, Writing – review & editing

Affiliation Division of Gastroenterology, Department of Internal Medicine, Nippon Medical School Chiba Hokusoh Hospital, Inzai, Chiba, Japan

Shunji Fujimori

Roles Project administration, Writing – review & editing

Affiliation Division of Gastroenterology, Department of Internal Medicine, Nippon Medical School Chiba Hokusoh Hospital, Inzai, Chiba, Japan

Akinori Yanaka

Roles Supervision, Writing – review & editing

Affiliation Department of Gastroenterology, Hitachi Medical Education and Research Center, University of Tsukuba Hospital, Hitachi, Ibaraki, Japan

Yuji Mizokami

Roles Conceptualization, Supervision, Writing – review & editing

Affiliation Department of Gastroenterology, Faculty of Medicine, University of Tsukuba, Tsukuba, Ibaraki, Japan

Toshifumi Ohkusa

Roles Conceptualization, Supervision, Writing – review & editing

Affiliations Division of Gastroenterology and Hepatology, Department of Internal Medicine, The Jikei University Kashiwa Hospital, Kashiwa, Chiba, Japan, Department of Microbiota Research, Juntendo University Graduate School of Medicine, Bunkyo-ku, Tokyo, Japan

Competing Interests

The authors have declared that no competing interests exist.