1 Department of Facial Plastic and Reconstructive Surgery, ENT institute, Eye & ENT Hospital, NHC Key Laboratory of Hearing Medicine (Fudan University), Shanghai 200031, China.
2 Department of Plastic and Reconstructive Surgery, the Ninth People's Hospital, Shanghai Jiaotong University School of Medicine, Shanghai 200011, China.
3 Department of Plastic Surgery, China-Japan Friendship Hospital, Beijing 100029, China.