1. *Faculty of Education, Tokoha University, Shizuoka 422-8581, Japan
2. ¶Division of Child Neurology, Department of Brain and Neurosciences, School of Medicine, Tottori University Faculty of Medicine, Yonago 683-8503, Japan
3. †Yonago Child Guidance Center, Yonago 683-0052, Japan
4. ‡Tottori Prefecture Welfare Office, Tottori 680-0901, Japan
5. §Tottori Prefecture Rehabilitation Center for children with disabilities, Yonago 683-0004, Japan
6. ||Sanin Rosai Hospital, Yonago 683-8605, Japan