1. Division of Neurology, Department of Brain and Neurosciences, Faculty of Medicine, Tottori University, Japan
2. Department of Neurology, Tottori Prefectural Central Hospital, Japan
3. Department of Neurology, Saiseikai Sakaiminato General Hospital, Japan
4. Department of Neurology, Shimane Prefectural Central Hospital, Japan
5. Division of Legal Medicine, Department of Social Medicine, Faculty of Medicine, Tottori University, Japan