1. Department of Ophthalmology, China Medical University Hospital, China Medical University, Taichung, Taiwan
2. School of Medicine, College of Medicine, China Medical University, Taichung, Taiwan
3. Department of Optometry, Asia University, Taichung, Taiwan
4. Graduate Institute of Clinical Medical Science, College of Medicine, China Medical University, Taichung, Taiwan
5. Management Office for Health Data, China Medical University Hospital, Taichung, Taiwan
6. College of Medicine, China Medical University, Taichung, Taiwan
7. Stanford University School of Medicine, Stanford, CA, USA
8. An-Shin Dialysis Center, NephroCare Ltd., Fresenius Medical Care, Taichung, Taiwan