1. Jilin Provincial Key Laboratory of Surgical Translational Medicine, China Japan Union Hospital of Jilin University, Division of Thyroid Surgery, Changchun City, Jilin Province, PR China
2. Department of Human Pathology in Adulthood & Childhood ‘G. Barresi’, Division for Endocrine & Minimally Invasive Surgery, University Hospital G. Martino, University of Messina, Via C. Valeria 1, 98125, Messina, Italy