1Key Laboratory for Ultrafine Materials of Ministry of Education, East China University of Science and Technology, Shanghai, 200237, China
2Spine Center, Department of Orthopaedics, Shanghai Changzheng Hospital, Second Military Medical University, Shanghai, 200003, China
3Shanghai Key Laboratory of Stomatology, Shanghai Research Institute of Stomatology, Department of Orthodontics, Ninth People's Hospital Affiliated to Shanghai Jiao Tong University, School of Medicine, Shanghai, 200011, China
4School of Biomedical Engineering, Sun Yat-sen University, Guangzhou, Guangdong, 510006, China