About the Authors

Jin Lee

Contributed equally to this work with: Jin Lee, Sam Ryong Jee

Roles Writing – original draft, Writing – review & editing

Affiliation Department of Gastroenterology, Haeundae Paik Hospital, Inje University College of Medicine, Busan, South Korea

Sam Ryong Jee

Contributed equally to this work with: Jin Lee, Sam Ryong Jee

Roles Data curation, Writing – review & editing

Affiliation Department of Gastroenterology, Inje University Busan Paik Hospital, Inje University College of Medicine, Busan, South Korea

Hyung Wook Kim

Roles Investigation, Methodology

Affiliation Department of Gastroenterology, Pusan National University Yangsan Hospital, Yangsan, South Korea

Dong Hoon Baek

Roles Methodology

Affiliation Department of Gastroenterology, Pusan National University School of Medicine, Busan, South Korea

Geun Am Song

Roles Methodology, Validation

Affiliation Department of Gastroenterology, Pusan National University School of Medicine, Busan, South Korea

Won Moon

Roles Conceptualization

Affiliation Department of Gastroenterology, Kosin University College of Medicine, Busan, South Korea

Seun Ja Park

Roles Validation

Affiliation Department of Gastroenterology, Kosin University College of Medicine, Busan, South Korea

Hyun Jin Kim

Roles Validation

Affiliation Department of Gastroenterology, Gyeongsang National University Changwon Hospital, Changwon, South Korea

Jong Hoon Lee

Roles Funding acquisition, Validation

Affiliation Department of Gastroenterology, Dong-A University College of Medicine, Busan, South Korea

Jong Ha Park

Roles Methodology, Validation

Affiliation Department of Gastroenterology, Haeundae Paik Hospital, Inje University College of Medicine, Busan, South Korea

Tae Oh Kim

Roles Conceptualization, Supervision, Writing – review & editing

kto0440@paik.ac.kr

Affiliation Department of Gastroenterology, Haeundae Paik Hospital, Inje University College of Medicine, Busan, South Korea

for the Busan Ulsan Gyeongnam Intestinal Study Group Society (BIGS)

Membership of the Busan Ulsan Gyeongnam Intestinal Study Group Society (BIGS) is provided in the Acknowledgments.

Competing Interests

The authors have declared that no competing interests exist.