Chusak Limotai1, Panutchaya Noivong2. 1. Chulalongkorn Comprehensive Epilepsy Center of Excellence (CCEC), King Chulalongkorn Memorial Hospital, The Thai Red Cross Society, Thailand; Division of Neurology, Department of Medicine, Faculty of Medicine, Chulalongkorn University, Thailand. Electronic address: chuneuro@yahoo.com. 2. Chulalongkorn Comprehensive Epilepsy Center of Excellence (CCEC), King Chulalongkorn Memorial Hospital, The Thai Red Cross Society, Thailand.