1. Department of Neurology, Hallym University Sacred Heart Hospital, Hallym Neurological Institute, Hallym University College of Medicine, Anyang 14068, Republic of Korea
2. Institute of New Frontier Research Team, Hallym University College of Medicine, Chuncheon 24252, Republic of Korea
3. Department of Neurology, Asan Medical Center, Ulsan University College of Medicine, Seoul 05505, Republic of Korea
4. Department of Neurology, Kangdong Sacred Heart Hospital, Hallym University College of Medicine, Seoul 24252, Republic of Korea
5. Department of Neurology, Chuncheon Sacred Heart Hospital, Hallym University College of Medicine, Chuncheon 24252, Republic of Korea