1. Department of Medicine (Neurology and Rheumatology), Shinshu University School of Medicine, Japan
2. Department of Radiology, Shinshu University School of Medicine, Japan
3. Department of Pediatrics, Shinshu University School of Medicine, Japan
4. Center for Medical Genetics, Shinshu University Hospital, Japan
5. Institute for Biomedical Sciences, Shinshu University, Japan