1 Department of Plastic Surgery, Shandong Province, Zibo Central Hospital, No. 54 The Communist Youth League Road, Zibo, 255000, People's Republic of China.
2 Department of Thyroid Surgery, Shandong Province, Affiliated Hospital of Qingdao University, Qingdao, 266000, People's Republic of China.
3 Department of Plastic Surgery, Plastic Surgery Hospital, Chinese Academy of Medical Sciences and Peking Union Medical College, 100144, Beijing, People's Republic of China.
4 Department of Plastic Surgery, Shandong Province, Affiliated Hospital of Qingdao University, No. 16 Jiangsu Road, Qingdao, 266000, People's Republic of China. qdfysbyqglb@163.com.