1. Division for Endocrine and Minimally Invasive Surgery, Department of Human Pathology in Adulthood and Childhood ''G. Barresi'', University Hospital G. Martino, University of Messina, Messina, Italy
2. Division of General Surgery, Ospedale di Circolo e Fondazione Macchi di Varese - ASST dei Sette Laghi, Italy
3. Division of Thyroid Surgery, China-Japan Union Hospital of Jilin University, Jilin Provincial Key Laboratory of Surgical Translational Medicine, Changchun, China
4. Department of Otolaryngology-Head and Neck Surgery, Kaohsiung Medical University Hospital, Kaohsiung Medical University, Kaohsiung, Taiwan
5. Department of Surgery, Division of Breast and Endocrine Surgery, Minimally Invasive Surgery and Robotic Surgery Center, KUMC Thyroid Center Korea University, Anam Hospital, Seoul, Republic of Korea