1. Department of Otorhinolaryngology-Head and Neck Surgery; Kaohsiung Medical University Hospital, Kaohsiung Medical University
2. Faculty of Medicine, College of Medicine, Kaohsiung Medical University; Kaohsiung Taiwan
3. Department of Surgery; Seoul National University Boramae Medical Center; Seoul Korea
4. Endocrine Surgery Research Center; Department of Surgical Sciences; University of Insubria; Varese-Como Varese Italy
5. Department of Thyroid and Parathyroid Surgery; China-Japan Union Hospital, Jilin University & Jilin Provincial Key Laboratory of Surgical Translational Medicine; Changchun Jilin China
6. Division of Thyroid and Parathyroid Surgery; Department of Laryngology and Otology; Massachusetts Eye and Ear Infirmary, Harvard Medical School
7. Division of Surgical Oncology; Department of Surgery; Massachusetts General Hospital, Harvard Medical School; Boston Massachusetts U.S.A
8. Division of Head and Neck Endocrine Surgery; Department of Otolaryngology-Head and Neck Surgery; Johns Hopkins School of Medicine; Baltimore Maryland U.S.A
9. Department of Surgery; KUMC Thyroid Center, Korea University Hospital, Korea University College of Medicine; Seoul Korea