1. Department of Neurology, Gachon University Gil Medical Center, Incheon, Republic of Korea
2. Department of Health Sciences and Technology, GAIHST, Gachon University, Incheon, Republic of Korea
3. Department of Neurology, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, Republic of Korea
4. Neuroscience Center, Samsung Medical Center, Seoul, Republic of Korea
5. Department of Health Sciences and Technology, SAIHST, Sungkyunkwan University, Seoul, Republic of Korea
6. Department of Clinical Research Design & Evaluation, SAIHST, Sungkyunkwan University, Seoul, Republic of Korea
7. McGill Center for Integrative Neuroscience, Montreal Neurological Institute, McGill University, Montreal, Canada
8. Department of Biomedical Engineering, Hanyang University, Seoul, Republic of Korea
9. Department of Nuclear Medicine, University of Ulsan College of Medicine, >Asan Medical Center, Seoul, Republic of Korea
10. Department of Neurology, University of Ulsan College of Medicine, Asan Medical Center, Seoul, Republic of Korea
11. Department of Neurology, Ewha Womans University Mokdong Hospital, Ewha Womans University School of Medicine, Seoul, Republic of Korea
12. Department of Neurology, Yonsei University College of Medicine, Seoul, Republic of Korea
13. Department of Neurology, Gangnam Severance Hospital, Yonsei University College of Medicine, Seoul, Republic of Korea
14. Department of Neurology, Inha University Hospital, Inha University School of Medicine, Incheon, Republic of Korea
15. Department of Nuclear Medicine, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, Republic of Korea
16. University of California, San Francisco, San Francisco, CA, USA
17. Department of Veterans Affairs Medical Center, Center for Imaging of Neurodegenerative Diseases, San Francisco, CA, USA
18. Stem Cell & Regenerative Medicine Institute, Samsung Medical Center, Seoul, Republic of Korea