1. Department of Spine Surgery, Shenzhen People's Hospital; Jinan University School of Medicine; Shenzhen 518020 China
2. Center for Human Tissues and Organs Degeneration, Shenzhen Institute of Advanced Technology; Chinese Academy of Sciences; Shenzhen 518055 China
3. Department of Science and Education; Shenzhen Luohu People's Hospital; Shenzhen 518001 China
4. AO Research Institute Davos Clavadelerstrasse; 8, 7270 Davos Switzerland
5. Department of Orthopedics; The First Affiliated Hospital of Jinan University; Guangzhou 510632 China
6. Department of Spine Surgery; West China Hospital, Sichuan University; Chengdu 610041 China