Department of Otorhinolaryngology-Head and Neck Surgery Dong-A University College of Medicine (
2.Department of Otorhinolaryngology-Head and Neck Surgery Dong-A University College of Medicine
3.Department of Otorhinolaryngology-Head and Neck Surgery, Dong-A University College of Medicine, Busan, Korea
4.Department of Otorhinolaryngology-Head and Neck Surgery Busan St. Maryʼs Hospital, Busan, K