1. Division of Neurology, Department of Medicine; Nihon University School of Medicine; Tokyo Japan
2. Laboratory of Structural Neuropathology; Tokyo Metropolitan Institute of Medical Science; Tokyo Japan
3. Division of Morphological and Functional Pathology, Department of Pathology and Microbiology; Nihon University School of Medicine; Tokyo Japan
4. Division of Human Pathology, Department of Pathology and Microbiology; Nihon University School of Medicine; Tokyo Japan
5. Histology Center; Tokyo Metropolitan Institute of Medical Science; Tokyo Japan