1. Department of Plastic and Cosmetic Surgery, Beijing Shijitan Hospital, Capital Medical University, Beijing, China.
2. Key Laboratory of Theoretical Organic Chemistry and Functional Molecule of the Ministry of Education, Hunan Provincial Key Laboratory of Controllable Preparation and Functional Application of Fine Polymers, School of Chemistry and Chemical Engineering, Hunan University of Science and Technology, Xiangtan, China.
3. Department of Reconstructive and Regenerative Surgery, Shanghai Tongji Hospital, Tongji University School of Medicine, Shanghai, China.
4. Department of Stem Cells and Regenerative Medicine, Tongji University School of Medicine, Shanghai, China.
5. Department of Orthopedics, The Fourth Hospital of Changsha, Changsha, China.