1. Department of Neurology, Tottori Prefectural Kousei Hospital
2. Department of Gastroenterology, Tottori Prefectural Kousei Hospital
3. Division of Neurology, Department of Brain and Neurosciences, Faculty of Medicine, Tottori University
4. Department of Pathology, Faculty of Medicine, Tottori University
5. Division of Neuropathology, Department of Brain and Neurosciences, Faculty of Medicine, Tottori University