1. Department of Plastic and Reconstructive Surgery, Shanghai Ninth People's Hospital, Shanghai Jiao Tong University School of Medicine, Shanghai, China.
2. Department of Dermatology, West China Hospital, Sichuan University, Chengdu, China.
3. Department of Plastic and Burn Surgery, Zhucheng People's Hospital, Shanghai, China.
4. Department of Plastic and Burn Surgery, West China Hospital, Sichuan University, Chengdu, China.
5. Department of Surgery, Shanghai Eighth People's Hospital, Shanghai, China.