1. Department of Neurology, Chang Gung Memorial Hospital, Taoyuan, Taiwan
2. Molecular Imaging Center and Nuclear Medicine, Chang Gung Memorial Hospital, Taoyuan, Taiwan
3. Medical Imaging and Radiological Sciences, Chang Gung University, Taoyuan, Taiwan
4. College of Pharmacy, Taipei Medical University, Taipei, Taiwan
5. College of Medicine, Chang Gung University, Taoyuan, Taiwan