1. Department of Neurosurgery; Chang Gung Memorial Hospital at Linkou Medical Center; Taoyuan Taiwan
2. College of Medicine; Chang Gung University; Taoyuan Taiwan
3. Graduate Institute of Biomedical Sciences, College of Medicine; Chang Gung University; Taoyuan Taiwan
4. Neuroscience Research Center; Chang Gung Memorial Hospital at Linkou Medical Center; Taoyuan Taiwan
5. Section of Movement Disorders, Department of Neurology; Chang Gung Memorial Hospital at Linkou Medical Center; Taoyuan Taiwan