1. Department of Neurology, Dongsan Medical Center, Keimyung University School of Medicine, Daegu, Korea.
2. Department of Molecular Medicine, Kyungpook National University Hospital, Daegu, Korea.
3. Department of Medical & Biological Engineering, Kyungpook National University Hospital, Daegu, Korea.
4. Department of Radiology, Dongsan Medical Center, Keimyung University School of Medicine, Daegu, Korea.
5. Department of Biomedical Engineering, Dongsan Medical Center, Keimyung University School of Medicine, Daegu, Korea.