1. Department of Plastic and Reconstructive Surgery Shanghai Ninth People's Hospital Shanghai Jiao Tong University School of Medicine Shanghai Key Laboratory of Tissue Engineering Shanghai 200011 PR China
2. National Tissue Engineering Center of China Shanghai 200241 PR China
3. Research Institute of Plastic Surgery Weifang Medical University Weifang Shandong 261053 PR China
4. Department of Plastic Surgery Tongren Hospital Shanghai Jiao Tong University School of Medicine Shanghai Key Laboratory of Tissue Engineering Shanghai 200050 PR China
5. Department of Hand Surgery Ningbo Sixth Hospital Ningbo Zhejiang 315042 PR China
6. Institute of Regenerative Medicine and Orthopedics Institutes of Health Central Plain Xinxiang Medical University Xinxiang Henan 453003 PR China