^○Surachai Likasitwattanakul (Division of Neurology, Department of Pediatrics, Faculty of Medicine Siriraj Hospital, Mahidol University, Bangkok, Thailand
)

^○Jun TOHYAMA^{1, 2} (1.Department of Pediatrics, Nishi-Niigata Chuo National Hospital, Japan, 2.Bioscience Medical Research Center, Niigata University Medical and Dental Hospital, Japan)