1. From Department of Neurology (J.-J.S.), Taipei Medical University Hospital, Taipei, Taiwan; School of Public Health (H.-Y.C., Y.-H.C.), Taipei Medical University, Taipei, Taiwan; Department of Physical Medicine and Rehabilitation (J.-H.K.), Taipei Medical University Hospital, Taipei, Taiwan; School of Health Care Administration (H.-C.L.), Taipei Medical University, Taipei, Taiwan.