About the Authors

Kazuharu Suzuki

Contributed equally to this work with: Kazuharu Suzuki, Goki Suda

Roles Conceptualization, Data curation

Affiliations Department of Gastroenterology and Hepatology, Graduate School of Medicine, Hokkaido University, Hokkaido, Japan, Department of Gastroenterology, Hakodate Municipal Hospital, Hokkaido, Japan

Goki Suda

Contributed equally to this work with: Kazuharu Suzuki, Goki Suda

Roles Conceptualization, Data curation, Writing – original draft

gsudgast@pop.med.hokudai.ac.jp

Affiliation Department of Gastroenterology and Hepatology, Graduate School of Medicine, Hokkaido University, Hokkaido, Japan

Yoshiya Yamamoto

Roles Data curation

Affiliation Department of Gastroenterology, Hakodate Municipal Hospital, Hokkaido, Japan

Satoshi Abiko

Roles Data curation

Affiliation Department of Gastroenterology, Hakodate Municipal Hospital, Hokkaido, Japan

Kenji Kinoshita

Roles Data curation

Affiliation Department of Gastroenterology, Hakodate Municipal Hospital, Hokkaido, Japan

Shuichi Miyamoto

Roles Data curation

Affiliation Department of Gastroenterology, Hakodate Municipal Hospital, Hokkaido, Japan

Ryo Sugiura

Roles Data curation

Affiliation Department of Gastroenterology, Hakodate Municipal Hospital, Hokkaido, Japan

Megumi Kimura

Roles Data curation

Affiliation Department of Gastroenterology and Hepatology, Graduate School of Medicine, Hokkaido University, Hokkaido, Japan

Osamu Maehara

Roles Data curation

Affiliation Department of Gastroenterology and Hepatology, Graduate School of Medicine, Hokkaido University, Hokkaido, Japan

Ren Yamada

Roles Data curation

Affiliation Department of Gastroenterology and Hepatology, Graduate School of Medicine, Hokkaido University, Hokkaido, Japan

Takashi Kitagataya

Roles Data curation

Affiliation Department of Gastroenterology and Hepatology, Graduate School of Medicine, Hokkaido University, Hokkaido, Japan

Taku Shigesawa

Roles Data curation

Affiliation Department of Gastroenterology and Hepatology, Graduate School of Medicine, Hokkaido University, Hokkaido, Japan

Masatsugu Ohara

Roles Data curation

Affiliation Department of Gastroenterology and Hepatology, Graduate School of Medicine, Hokkaido University, Hokkaido, Japan

Naoki Kawagishi

Roles Data curation

Affiliation Department of Gastroenterology and Hepatology, Graduate School of Medicine, Hokkaido University, Hokkaido, Japan

Masato Nakai

Roles Data curation

Affiliation Department of Gastroenterology and Hepatology, Graduate School of Medicine, Hokkaido University, Hokkaido, Japan

Takuya Sho

Roles Data curation

Affiliation Department of Gastroenterology and Hepatology, Graduate School of Medicine, Hokkaido University, Hokkaido, Japan

Mitsuteru Natsuizaka

Roles Supervision

Affiliation Department of Gastroenterology and Hepatology, Graduate School of Medicine, Hokkaido University, Hokkaido, Japan

Kenichi Morikawa

Roles Data curation

Affiliation Department of Gastroenterology and Hepatology, Graduate School of Medicine, Hokkaido University, Hokkaido, Japan

Koji Ogawa

Roles Data curation

Affiliation Department of Gastroenterology and Hepatology, Graduate School of Medicine, Hokkaido University, Hokkaido, Japan

Naoya Sakamoto

Roles Supervision, Writing – review & editing

Affiliation Department of Gastroenterology and Hepatology, Graduate School of Medicine, Hokkaido University, Hokkaido, Japan

Competing Interests

Professor Naoya Sakamoto received lecture fees from Bristol Myers Squibb and Pharmaceutical K.K, grants and endowments from MSD K.K and Chugai Pharmaceutical Co., Ltd., and a research grant from Gilead Sciences, Inc. Dr. Goki Suda received research grants from Bristol Myers Squibb, Pharmaceutical K.K, MSD K.K, Chugai Pharmaceutical Co., Ltd, and Gilead Sciences, Inc. The other authors have nothing to disclose, including any other relevant declarations relating to employment, consultancy, patents, products in development, marketed products, etc. This does not alter our adherence to PLOS ONE policies on sharing data and materials.