1. The Graduate School of Southern Medical University, Guangzhou, China
2. Department of Plastic Surgery, Guangzhou General Hospital of Guangzhou Military Command, Guangzhou, China
3. Department of Anatomy, School of Basic Medicine Sciences, Southern Medical University, Guangzhou, China
4. The Graduate School of Third Military Medical University, Chongqing, China
5. Center of Wound Treatment, Guangzhou General Hospital of Guangzhou Military Command, Guangzhou, China