1. Department of Neurology; Samsung Medical Center; Sungkyunkwan University School of Medicine; Seoul Korea
2. Department of Neurology; Inha University School of Medicine; Incheon Korea
3. Department of Neurology; Gachon University Gil Medical Center; Incheon Korea
4. Department of Neurology; Ewha Womans University Mokdong Hospital; Ewha Womans University School of Medicine; Seoul Korea
5. Department of Neurology; Gangnam Severance Hospital, Yonsei University College of Medicine; Seoul Korea
6. Department of Biomedical Engineering; Hanyang University; Seoul Korea
7. Department of Computer and Radio Communications Engineering; Korea University; Seoul Korea
8. Department of Biomedical Engineering; Korea University; Seoul Korea
9. Brain and Cognitive Engineering; Korea University; Seoul Korea
10. Department of Nuclear Medicine; Samsung Medical Center; Sungkyunkwan University School of Medicine; Seoul Korea
11. Department of Radiology; Samsung Medical Center; Sungkyunkwan University School of Medicine; Seoul Korea
12. Department of Nuclear Medicine; Asan Medical Center; University of Ulsan College of Medicine; Seoul Korea
13. Advanced Institute for Health Science and Technology; Samsung Medical Center; Sungkyunkwan University School of Medicine; Seoul Korea
14. Department of Preventive Medicine; Yonsei University College of Medicine; Seoul Korea
15. Department of Neurology; Asan Medical Center; University of Ulsan College of Medicine; Seoul Korea
16. Center for Imaging of Neurodegenerative Diseases; University of California; San Francisco CA USA