1. Department of Physical Therapy and Assistive Technology, National Yang Ming University, Taipei, Taiwan.
2. Division of Physical Medicine and Rehabilitation, Taipei City Hospital, Taipei, Taiwan.
3. Division of Endocrinology and Metabolism, Taipei Veterans General Hospital and National Yang Ming University, Taipei, Taiwan.
4. Department of Physical Medicine and Rehabilitation, Taipei Veterans General Hospital and National Yang Ming University, Taipei, Taiwan.