1. Neuroscience Laboratory, Department of Neurology, China Medical University Hospital, Taichung, Taiwan, Republic of China
2. Institute of Medical Science, China Medical University, Taichung, Taiwan, Republic of China
3. Movement Disorders Unit, Department of Neurology, Chang Gung Memorial Hospital, Taipei, Taiwan, Republic of China
4. Department of Neurosurgery, Chang Gung Memorial Hospital, Taipei, Taiwan, Republic of China
5. Department of Electrical Engineering, Chang Gung Memorial Hospital, Taipei, Taiwan, Republic of China