1. Division of Thyroid Surgery, China-Japan Union Hospital of Jilin University, Jilin Provincial Key Laboratory of Surgical Translational Medicine, Changchun city, Jilin Province, China
2. 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
3. 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