1. School of Occupational Therapy, College of Medicine National Taiwan University Taipei Taiwan
2. Department of Ophthalmology, Chang Gung Memorial Hospital, and Department of Medicine, School of Medicine Chang Gung University Taoyuan Taiwan
3. Department of Ophthalmology National Taiwan University Hospital Taipei Taiwan
4. Department of Physical Medicine and Rehabilitation National Taiwan University Hospital Taipei Taiwan
5. Institute of Public Health, School of Medicine National Yang Ming Chiao Tung University Taipei Taiwan