About the Authors

Yoshinobu Kawamura

Roles Data curation, Writing – original draft

Affiliations Department of Otolaryngology-Head and Neck Surgery, Tohoku University, Graduate School of Medicine, Sendai, Miyagi, Japan, Sen-En Rifu Otologic Surgery Center, Rifu, Miyagi, Japan

Ryoukichi Ikeda

Roles Data curation, Project administration, Writing – original draft, Writing – review & editing

ryoukich@hotmail.com

Affiliations Department of Otolaryngology-Head and Neck Surgery, Tohoku University, Graduate School of Medicine, Sendai, Miyagi, Japan, Sen-En Rifu Otologic Surgery Center, Rifu, Miyagi, Japan

Toshiaki Kikuchi

Roles Writing – review & editing

Affiliation Department of Otolaryngology-Head and Neck Surgery, Tohoku University, Graduate School of Medicine, Sendai, Miyagi, Japan

Hiromitsu Miyazaki

Roles Data curation

Affiliations Department of Otolaryngology-Head and Neck Surgery, Tohoku University, Graduate School of Medicine, Sendai, Miyagi, Japan, Sen-En Rifu Otologic Surgery Center, Rifu, Miyagi, Japan

Tetsuaki Kawase

Roles Supervision

Affiliation Department of Otolaryngology-Head and Neck Surgery, Tohoku University, Graduate School of Medicine, Sendai, Miyagi, Japan

Yukio Katori

Roles Supervision

Affiliation Department of Otolaryngology-Head and Neck Surgery, Tohoku University, Graduate School of Medicine, Sendai, Miyagi, Japan

Toshimitsu Kobayashi

Roles Project administration, Supervision, Writing – review & editing

Affiliations Department of Otolaryngology-Head and Neck Surgery, Tohoku University, Graduate School of Medicine, Sendai, Miyagi, Japan, Sen-En Rifu Otologic Surgery Center, Rifu, Miyagi, Japan

Competing Interests

The authors have declared that no competing interests exist.