1. School of Precision Instrument and Optoelectronics Engineering, Academy of Medical Engineering and Translational Medicine, Tianjin University, Tianjin, China
2. Academy of Medical Engineering and Translational Medicine, Tianjin University, Tianjin, China
3. School of Precision Instrument and Optoelectronics Engineering, Tianjin University, Tianjin, China
4. Department of Rehabilitation, Tianjin Medical University General Hospital, Tianjin, China