1. Rehabilitation Medicine Center, The First Affiliated Hospital, Hengyang Medical School, University of South China, Hengyang, Hunan 421001, China
2. Department of Rehabilitation, The First Affiliated Hospital, Hengyang Medical School, University of South China, Hengyang, Hunan 421001, China
3. Rehabilitation Laboratory, The First Affiliated Hospital, Hengyang Medical School, University of South China, Hengyang, Hunan 421001, China
4. Department of Spine, The First Affiliated Hospital, Hengyang Medical School, University of South China, Hengyang, Hunan 421001, China
5. Department of Anatomy, Hunan Traditional Chinese Medical College, Zhuzhou, Hunan 421001, China
6. Department of Rehabilitation, Affiliated Hospital of Jiangnan University, Wuxi, Jiangsu 214000, China