About the Authors

Mio Uraoka

Roles Writing – original draft

uraoka.mio.lr@ehime-u.ac.jp

Affiliation Department of Hepatobiliary-Pancreatic Surgery and Breast Surgery, Ehime University Hospital, Shitsukawa Toon City, Ehime, Japan

Naotake Funamizu

Roles Supervision, Writing – review & editing

Affiliation Department of Hepatobiliary-Pancreatic Surgery and Breast Surgery, Ehime University Hospital, Shitsukawa Toon City, Ehime, Japan

Kyosei Sogabe

Roles Writing – review & editing

Affiliation Department of Hepatobiliary-Pancreatic Surgery and Breast Surgery, Ehime University Hospital, Shitsukawa Toon City, Ehime, Japan

Mikiya Shine

Roles Writing – review & editing

Affiliation Department of Hepatobiliary-Pancreatic Surgery and Breast Surgery, Ehime University Hospital, Shitsukawa Toon City, Ehime, Japan

Masahiko Honjo

Roles Writing – review & editing

Affiliation Department of Hepatobiliary-Pancreatic Surgery and Breast Surgery, Ehime University Hospital, Shitsukawa Toon City, Ehime, Japan

Kei Tamura

Roles Writing – review & editing

Affiliation Department of Hepatobiliary-Pancreatic Surgery and Breast Surgery, Ehime University Hospital, Shitsukawa Toon City, Ehime, Japan

Katsunori Sakamoto

Roles Writing – review & editing

Affiliation Department of Hepatobiliary-Pancreatic Surgery and Breast Surgery, Ehime University Hospital, Shitsukawa Toon City, Ehime, Japan

Kohei Ogawa

Roles Writing – review & editing

Affiliation Department of Hepatobiliary-Pancreatic Surgery and Breast Surgery, Ehime University Hospital, Shitsukawa Toon City, Ehime, Japan

Yasutsugu Takada

Roles Supervision

Affiliation Department of Hepatobiliary-Pancreatic Surgery and Breast Surgery, Ehime University Hospital, Shitsukawa Toon City, Ehime, Japan

Competing Interests

The authors have declared that no competing interests exist.