1. Shanghai Yangzhi Rehabilitation Hospital (Shanghai Sunshine Rehabilitation Center), School of Mechanical Engineering and the Translational Research Center, Tongji University, Shanghai, China
2. Institute of Advanced Technology, University of Science and Technology of China, Hefei, China
3. School of Electrical and Computer Engineering, Oklahoma State University, Stillwater, OK, USA
4. Shanghai Yangzhi Rehabilitation Hospital (Shanghai Sunshine Rehabilitation Center) and the Department of Rehabilitation, Tongji University, Shanghai, China
5. Guangzhou Yikang Medical Equipment Industrial Company Ltd, Guangzhou, China