About the Authors

Do Hyun Kim

Affiliation Department of Otolaryngology-Head and Neck Surgery, Seoul St. Mary’s Hospital, College of Medicine, The Catholic University of Korea, Seoul, Korea

Yong-Kil Hong

Affiliation Department of Neurosurgery, Seoul St. Mary’s Hospital, College of Medicine, The Catholic University of Korea, Seoul, Korea

Sin-Soo Jeun

Affiliation Department of Neurosurgery, Seoul St. Mary’s Hospital, College of Medicine, The Catholic University of Korea, Seoul, Korea

Jae-Sung Park

Affiliation Department of Neurosurgery, Seoul St. Mary’s Hospital, College of Medicine, The Catholic University of Korea, Seoul, Korea

Ki Hwan Jung

Affiliation Department of Otolaryngology-Head and Neck Surgery, Seoul St. Mary’s Hospital, College of Medicine, The Catholic University of Korea, Seoul, Korea

Soo Whan Kim

Affiliation Department of Otolaryngology-Head and Neck Surgery, Seoul St. Mary’s Hospital, College of Medicine, The Catholic University of Korea, Seoul, Korea

Jin Hee Cho

Affiliation Department of Otolaryngology-Head and Neck Surgery, Seoul St. Mary’s Hospital, College of Medicine, The Catholic University of Korea, Seoul, Korea

Yong Jin Park

Affiliation Department of Otolaryngology-Head and Neck Surgery, Seoul St. Mary’s Hospital, College of Medicine, The Catholic University of Korea, Seoul, Korea

Yun Jin Kang

Affiliation Department of Otolaryngology-Head and Neck Surgery, Seoul St. Mary’s Hospital, College of Medicine, The Catholic University of Korea, Seoul, Korea

Sung Won Kim

kswent@catholic.ac.kr

Affiliation Department of Otolaryngology-Head and Neck Surgery, Seoul St. Mary’s Hospital, College of Medicine, The Catholic University of Korea, Seoul, Korea

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceptualization: DHK Sung Won Kim YH SJ. Formal analysis: DHK Sung Won Kim. Investigation: DHK Sung Won Kim. Methodology: DHK Sung Won Kim YH SJ JP KHJ Soo Whan Kim JHC YJP YJK. Project administration: Sung Won Kim. Supervision: DHK Sung Won Kim YH SJ JP KHJ Soo Whan Kim JHC YJP YJK. Validation: DHK Sung Won Kim YH SJ JP KHJ Soo Whan Kim JHC YJP YJK. Visualization: DHK Sung Won Kim. Writing – original draft: DHK Sung Won Kim. Writing – review & editing: DHK Sung Won Kim YH SJ JP KHJ Soo Whan Kim JHC YJP YJK.