1. Department of Neurology, Tokushima University Hospital, Japan
2. Department of Rheumatology, Chikamori Hospital, Japan
3. Department of Pediatrics, Tokushima University Hospital, Japan
4. Department of Radiology, Tokushima University Hospital, Japan
5. Department of Neuromuscular Research, National Institute of Neuroscience, National Center of Neurology and Psychiatry, Japan
6. Department of Dermatology, Graduate School of Medical and Dental Sciences, Tokyo Medical and Dental University, Japan
7. Department of Neurology, Nara Medical University School of Medicine, Japan