1. Department of Otorhinolaryngology-Head and Neck Surgery; School of Medicine, Kyungpook National University; Daegu Republic of Korea
2. Department of Otorhinolaryngology-Head & Neck Surgery; Asan Medical Center, University of Ulsan, College of Medicine; Seoul Republic of Korea
3. Department of Otorhinolaryngology; School of Medicine, Hanyang University; Seoul Republic of Korea
4. Department of Electronic Systems Engineering; Hanyang University; Ansan Republic of Korea
5. Department of Robotics Engineering; DGIST; Daegu Republic of Korea