Department of Radiology and Research Institute of Radiology, University of Ulsan College of Medicine, Asan Medical Center, Seoul, Korea

Department of Surgery, University of Pisa, Pisa, Italy

Kanaji Hospital, Nippon Medical School, Tokyo, Japan

Division of Endocrinology, Asian Medical Center, University of Ulsan, Seoul, Korea

Department of Surgery, Ajou University School of Medicine, Suwon, South Korea

Otolaryngology-Head and Neck Surgery, the University of Arkansas for Medical Sciences, Little Rock, USA

Memorial Sloan Kettering Cancer Center, New York, USA

Department of Thyroid Surgery, the First Affiliated Hospital, Kunming Medical College, Kunming, China

Department of General Surgery, the 1st affiliated hospital of PLA General Hospital, Beijing, China

Department of Endocrinology and Metabolism, The First Hospital of China Medical University, Shenyang, China

Department of Head and Neck Surgery, Sun Yat-sen University Cancer Center, Guangzhou, China