1. Department of Otorhinolaryngology; Gyeongsang National University Changwon Hospital; Changwon Republic of Korea
2. Department of Otorhinolaryngology; Gyeongsang National University College of Medicine and Gyeongsang National University Hospital; Changwon Republic of Korea
3. Institute of Health Sciences; Gyeongsang National University; Jinju Republic of Korea
4. Department of Pathology; Gyeongsang National University Changwon Hospital; Changwon Republic of Korea
5. Clinical Research Institute; Gyeongsang National University Hospital; Changwon Republic of Korea
6. Regional Cardiocerebrovascular Disease Center; Gyeongsang National University Hospital; Jinju Republic of Korea