1. Institute of Medicine, Chung Shan Medical University, Taichung, Taiwan
2. Nobel Eye Institute, Taipei, Taiwan
3. Department of Ophthalmology, Jen-Ai Hospital Dali Branch, Taichung, Taiwan
4. Department of Ophthalmology, Chang Gung Memorial Hospital, Keelung, Taiwan
5. School of Nursing, Chang Gung University of Science and Technology, Taoyuan, Taiwan
6. School of Nursing, College of Medicine, Chang Gung University, Taoyuan, Taiwan
7. Department of Optometry, Da-Yeh University, Changhua, Taiwan
8. Department of Medical Research, Chung Shan Medical University Hospital, Taichung, Taiwan
9. Department of Medicine, College of Medicine, Chang Gung University, Taoyuan, Taiwan