1. Graduate Institute of Early Intervention, College of Medicine, Chang Gung University, Taoyuan, Taiwan
2. Department of Physical Medicine and Rehabilitation, Chang Gung Memorial Hospital at Linkou, Taoyuan, Taiwan
3. Department of Occupational Therapy and Graduate Institute of Behavioral Sciences, College of Medicine, Chang Gung University, Taoyuan, Taiwan
4. School and Graduate Institute of Physical Therapy, College of Medicine, National Taiwan University, Taipei, Taiwan
5. Department of Physical Medicine and Rehabilitation, National Taiwan University Hospital, Taipei, Taiwan