1. Department of Neurology Neurological Institute Graduate School of Medical Sciences Kyushu University Fukuoka Japan
2. Department of Neurological Therapeutics Neurological Institute Graduate School of Medical Sciences Kyushu University Fukuoka Japan
3. Department of Clinical Radiology Graduate School of Medical Sciences Kyushu University Fukuoka Japan
4. Department of Neurology and Rehabilitation National Hospital Organization Minami‐Kyoto Hospital Joyo Japan
5. Department of Neurology Kawamura Hospital Gifu Japan
6. Department of Neurology Kinki University Faculty of Medicine Osaka Japan
7. Department of Neurology Matsuyama Red Cross Hospital Matsuyama Japan
8. Department of Neurology Yokohama City University Medical Center Yokohama Japan
9. Department of Neurology and Stroke Medicine Yokohama City University Graduate School of Medicine Yokohama Japan