1. Department of Ophthalmology, Taipei Veterans General Hospital, Taipei
2. Department of Ophthalmology, School of Medicine, National Yang Ming Chiao Tung University, Hsinchu
3. Taipei Neuroscience Institute, Taipei Medical University, Taipei
4. Department of Neurology, Taipei Medical University-Shuang Ho Hospital, New Taipei City
5. Department of Neurology, Taipei Veterans General Hospital, Taipei