1. Shanghai Key Laboratory of Advanced Polymeric Materials, School of Materials Science and Engineering, East China University of Science and Technology, Shanghai 200237, China
2. Department of Paediatrics, Shanghai East Hospital, School of Medicine, Tongji University, Shanghai 200120, China
3. Department of Orthopaedics, Shidong Hospital Affiliated to University of Shanghai for Science and Technology, Shanghai 200438, China
4. Department of Trauma Orthopaedics, The First Affiliated Hospital of Naval Medical University, Shanghai 200433, China