1. Center for Thyroid Cancer, National Cancer Center, Goyang, Republic of Korea.
2. Department of Surgery, Seoul National University Bundang Hospital and College of Medicine, Seongnam, Republic of Korea.
3. Department of Internal Medicine, Seoul National University Hospital and College of Medicine, Seoul, Republic of Korea.
4. Department of Otorhinolaryngology, Seoul National University Hospital and College of Medicine, Seoul, Republic of Korea.
5. Department of Otorhinolaryngology, Seoul National University Bundang Hospital and College of Medicine, Seongnam, Republic of Korea.
6. Department of Preventive Medicine, Seoul National University Hospital and College of Medicine, Seoul, Republic of Korea.
7. Department of Radiology, Seoul National University Hospital and College of Medicine, Seoul, Republic of Korea.
8. Department of Surgery, Seoul National University Hospital and College of Medicine, Seoul, Republic of Korea.
9. Department of Radiology, Seoul National University Bundang Hospital and College of Medicine, Seongnam, Republic of Korea.
10. Department of Radiology, National Cancer Center, Goyang, Republic of Korea.
11. Department of Internal Medicine, Seoul National University Bundang Hospital and College of Medicine, Seongnam, Republic of Korea.