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 Rehabilitation Medicine, Sun Yat-sen Memorial Hospital, Sun Yat-sen University, Guangzhou, China;
4. Department of Spinal Cord Injury Rehabilitation, Sichuan Provincial Rehabilitation Hospital, Chengdu, China;
5. Department of Rehabilitation Medicine, Taihe Hospital, Shiyan, China;
6. Department of Rehabilitation Medicine, Sun Yat-sen Memorial Hospital, Sun Yat-sen University, Guangdong Engineering Technology Research Center for Rehabilitation and Elderly Care, Guangzhou China