1. Department of Neurology, Yonsei University College of Medicine, Seoul, Korea.
2. Department of Pediatrics, Yonsei University College of Medicine, Seoul, Korea.
3. Hallym Institute of Translational Genomics and Bioinformatics, Hallym University Medical Center, Anyang, Korea.
4. Department of Neurology, Hallym University Sacred Heart Hospital, Hallym University College of Medicine, Anyang, Korea.
5. ILSONG Institute of Life Science, Hallym University, Anyang, Korea.
6. Department of Neurology, Chung-Ang University College of Medicine, Seoul, Korea.