1. Department of Rehabilitation Medicine, Zhujiang Hospital, Southern Medical University, Guangzhou, People’s Republic of China
2. Clinical Research Center, Zhujiang Hospital, Southern Medical University, Guangzhou, People’s Republic of China
3. Department of Biostatistics, School of Public Health, Southern Medical University, Guangzhou, People’s Republic of China
4. School of Rehabilitation Medicine, Southern Medical University, Guangzhou, People’s Republic of China