1. Department of Internal Medicine; Taipei Veterans General Hospital, Taoyuan Branch; Taoyuan Taiwan (K.-P. Peng)
2. Institute of Brain Science, National Yang-Ming University; Taipei Taiwan (K.-P. Peng and S.-J. Wang)
3. Faculty of Medicine; National Yang-Ming University School of Medicine; Taipei Taiwan (K.-P. Peng, Y.-T. Chen, J.-L. Fuh, and S.-J. Wang)
4. Department of Nephrology; Institute of Internal Medicine, Taipei City Hospital Heping Fuyou Branch; Taipei Taiwan (Y.-T. Chen)
5. Department of Neurology; Neurological Institute, Taipei Veterans General Hospital; Taipei Taiwan (J.-L. Fuh and S.-J. Wang)
6. School of Health Care Administration; Taipei Medical University; Taipei Taiwan (C.-H. Tang).