1. Department of Microbiology and Immunology, School of Medicine, Chung Shan Medical University and Clinical Laboratory, Chung Shan Medical University Hospital, Taichung 40201, Taiwan
2. Institute of Medicine, Chung Shan Medical University, Taichung 40201, Taiwan
3. Department of Nutrition, Chung Shan Medical University, Taichung 40201, Taiwan
4. School of Medicine, Chung Shan Medical University and Department of Ophthalmology, Chung Shan Medical University Hospital, Taichung 40201, Taiwan
5. Department of Pathology, Chung Shan Medical University, Chung Shan Medical University Hospital, Taichung 40201, Taiwan
6. Rehabilitation Sciences & Technology, University of Wisconsin-Milwaukee, Milwaukee, WI, USA
7. Department of Optometry, Asia University, Taichung 41354, Taiwan