1. School of Nursing, Sun Yat-sen University, Guangzhou, China
2. Department of Spinal Cord Injury Rehabilitation, Guangdong Provincial Work Injury Rehabilitation Hospital, Guangzhou, China
3. Department of Spinal Cord Injury Rehabilitation, Sichuan Provincial Rehabilitation Hospital, Chengdu, China
4. Department of Rehabilitation Medicine, Sun Yat-sen Memorial Hospital, Sun Yat-sen University, Guangzhou, China
5. Department of Rehabilitation Medicine, The Fifth Hospital of Xiamen, Xiamen, China