Affiliation: | aDepartment of Neurology, Chiayi Branch, Chang Gung Memorial Hospital, Chang-Gung University College of Medicine, Taipei, Taiwan;bDepartment of Diagnostic Radiology, Chiayi Branch, Chang Gung Memorial Hospital, Chang-Gung University College of Medicine, Taipei, Taiwan;cDepartment of Neurology, Linkou Branch, Chang Gung Memorial Hospital, Chang-Gung University College of Medicine, Taipei, Taiwan |