1. Department of Spine Surgery, The Third Affiliated Hospital of Sun Yat-sen University, Guangzhou 510630, Guangdong Province, China
2. College of Materials Science and Technology, South China University of Technology, Guangzhou 510641, Guangdong Province, China
3. State Key Laboratory of Oncology in South China, Sun Yat-sen University Cancer Center, Guangzhou 510630, Guangdong Province, China
4. Department of Radiology, The Third Affiliated Hospital of Sun Yat-sen University, Guangzhou 510630, Guangdong Province, China
5. Institute of Chemical Engineering and Light Industry, Guangdong University of Technology, Guangzhou 510006, Guangdong Province, China
6. Department of Orthopedics, The Seventh Affiliated Hospital of Sun Yat-sen University, Shenzhen 510275, Guangdong Province, China