1. Institute of Clinical Medicine National Yang Ming University Taipei Taiwan
2. Division of Transplantation Surgery, Department of Surgery Taipei Veteran General Hospital Taipei Taiwan
3. Department of Surgery National Yang Ming University Taipei Taiwan
4. Stem Cell Research Center National Yang Ming University Taipei Taiwan
5. Divisions of Pediatric Surgery and Transplantation Surgery, Department of Surgery Taipei Veteran General Hospital Taipei Taiwan
6. Department of Orthopaedics and Traumatology The Chinese University of Hong Kong Shatin Hong Kong
7. Institute for Tissue Engineering and Regenerative Medicine The Chinese University of Hong Kong Shatin Hong Kong