1. School and Graduate Institute of Physical Therapy, College of Medicine, National Taiwan University, Taipei, Taiwan
2. Department of Kinesiology and Community Health, College of Applied Health Science, University of Illinois Urbana-Champaign, Illinois, USA
3. Graduate Institute of Clinical Dentistry and Department of Dentistry, School of Dentistry, National Taiwan University, Taipei, Taiwan
4. Dental Department, National Taiwan University Hospital, Taipei, Taiwan
5. Department of Orthopedics, School of Medicine, China Medical University, Tai-Chung, Taiwan
6. Center of Physical Therapy, National Taiwan University Hospital, Taipei, Taiwan