Institution: | aDepartment of Neurology, Neurological Institute, Graduate School of Medical Sciences, Kyushu University, Fukuoka 812-8582, Japan bDepartment of Neurology, Neuro-Muscular Center, National Omuta Hospital, Fukuoka 837-0911, Japan cInstitute for Comprehensive Medical Science, Fujita Health University, Aichi 470-1192, Japan |