1. NHO, Shizuoka Institute of Epilepsy and Neurological Disorders; Shizuoka Japan
2. Yaizu Hospital; Yaizu Japan
3. Department of Epilepsy, Movement Disorders and Physiology; School of Medicine; Kyoto University; Kyoto Japan
4. Toyosato Hospital; Tsukuba Japan
5. Akeno Medical Clinic; Ohita Japan
6. UCB Pharma; Tokyo Japan