1. Department of Spine Surgery, Third Affiliated Hospital of Sun Yat-sen University, Guangzhou, Guangdong, China.
2. Department of Orthopedics, Guangdong Provincial People's Hospital, Guangdong Academy of Medical Sciences, Guangzhou, Guangdong, China.
3. Guangdong Cardiovascular Institute, Guangdong Provincial People's Hospital, Guangdong Academy of Medical Sciences, Guangzhou, Guangdong, China.
4. Department of Radiology, Third Affiliated Hospital of Sun Yat-sen University, Guangzhou, Guangdong, China.
5. Guangdong Provincial Center for Engineering and Technology Research of Minimally Invasive Spine Surgery, Guangzhou, Guangdong, China.
6. Department of Orthopedics, Dongguan Hospital of Guangzhou University of Chinese Medicine, Dongguan, Guangdong, China.
7. Guangdong Provincial Center for Quality Control of Minimally Invasive Spine Surgery, Guangzhou, Guangdong, China.