1. Department of Burn, First Affiliated Hospital of Sun Yat-sen University , Guangzhou 510080 , China
2. Department of Cosmetic and Plastic Surgery, The Sixth Affiliated Hospital, Sun Yat-sen University , Guangzhou 510655 , China
3. Sun Yat-sen University Cancer Center, State Key Laboratory of Oncology in South China; Collaborative Innovation Center for Cancer Medicine , Guangzhou 510060 , China
4. Department of Burn and Plastic Surgery, Affiliated Hospital of Nantong University , Nantong 226001 , China
5. Department of Obstetrics and Gynecology, School of Medicine, Stanford University , Stanford, CA 94305 , United States