1. Department of Internal Medicine, Taipei Veterans General Hospital, Taoyuan Branch, Taiwan
2. Institute of Brain Science, National Yang-Ming University, Taiwan
3. National Yang-Ming University School of Medicine, Taiwan
4. Department of Nephrology, Institute of Internal Medicine, Taipei City Hospital Heping Fuyou Branch, Taiwan
5. Department of Neurology, Neurological Institute, Taipei Veterans General Hospital, Taiwan
6. School of Health Care Administration, Taipei Medical University, Taiwan