1. Department of Medical Research, E-Da Hospital, Kaohsiung, Taiwan
2. Department of Ophthalmology, Kaohsiung Medical University Hospital, Kaohsiung Medical University, Kaohsiung, Taiwan
3. Department of Surgery, E-Da Hospital, Kaohsiung, Taiwan
4. Division of Cardiology, Department of Internal Medicine, Kaohsiung Chang Gung Memorial Hospital, Kaohsiung, Taiwan