1. National Epilepsy Center; Shizuoka Institute of Epilepsy and Neurological Disorders, National Hospital Organization; Shizuoka Japan
2. Department of Neurology; Seoul National University College of Medicine, Seoul National University Hospital; Seoul South Korea
3. Department of Neurology; Chang Gung Memorial Hospital and University; Taoyuan City Taiwan
4. Department of Medicine; Faculty of Medicine, Integrated Epilepsy Research Group; Khon Kaen University; Khon Kaen Thailand
5. Eisai Singapore Pte. Ltd.; Singapore