1. Department of Integrated Traditional Chinese and Western Medicine, Tianjin Hospital, Tianjin, China
2. Department of Gynecology, Tianjin NanKai Hospital, Tianjin, China
3. Department of Orthopedics, Tianjin Hospital, Tianjin, China
4. Department of Tissue Engineering Research Office, Orthopaedic Research Institute of Tianjin Hospital, Tianjin, China