1Department of Plastic Surgery, Peking Union Medical College Hospital, Chinese Academy of Medical Science & Peking Union Medical College, Beijing, China
2Center of Excellence in Tissue Engineering, Institute of Basic Medical Sciences and School of Basic Medicine, Chinese Academy of Medical Sciences & Peking Union Medical College, Beijing, China
3Department of Plastic Surgery of Peking Union Medical College Hospital, Beijing, China
*Corresponding Author:
Xiaojun Wang, Department of Plastic Surgery of Peking Union Medical College Hospital, Beijing, China, Tel: + 861069156114 Email: