1. Graduate Institute of Clinical Medical Science and
2. Department of Physical Therapy, Graduate Institute of Rehabilitation Science, China Medical University, Taichung, Taiwan;
3. Department of Healthcare Administration, Asia University, Taichung, Taiwan;
4. Department of Occupational Therapy, College of Medicine, Fu Jen Catholic University, Taipei, Taiwan;
5. Department of Physiology, College of Medicine, Kaohsiung Medical University, Kaohsiung, Taiwan;
6. Orthopaedic Research Center, College of Medicine, Kaohsiung Medical University Hospital, Kaohsiung Medical University, Kaohsiung, Taiwan; and
7. Graduate Institute of Exercise Science, University of Taipei, Taipei, Taiwan