1. Institute of Biomedical Engineering, National Taiwan University, Taipei, Taiwan.
2. Department of Physical Medicine and Rehabilitation, Shuang Ho Hospital, Taipei Medical University, Taipei, Taiwan.
3. Department of Physical Medicine and Rehabilitation, College of Medicine, National Taiwan University, Taipei, Taiwan.
4. Health Science and Wellness Center, National Taiwan University, Taipei, Taiwan.
5. Department of Physical Medicine and Rehabilitation, School of Medicine, College of Medicine, Taipei Medical University, Taipei, Taiwan.
6. Department of Physical Medicine and Rehabilitation, Taipei Medical University Hospital, Taipei, Taiwan.
7. Department of Electrical Engineering, National Taiwan University, Taipei, Taiwan.
8. School and Graduate Institute of Physical Therapy, National Taiwan University, Taipei, Taiwan.
9. Physical Therapy Center, National Taiwan University Hospital, Taipei, Taiwan.