1 Department of Clinical Neuroscience and Therapeutics (M.K., T.N., Y. Shiga, A.M., M.T., T.K., H.U., T.T., H. Morino, H. Maruyama), Hiroshima University Graduate School of Biomedical and Health Sciences; Department of Neurology (T.K.), National Hospital Organization Kure Medical Center and Chugoku Cancer Center; Division of Rehabilitation (T.T.), Hiroshima International University; Department of Neurology (J.S.), National Hospital Organization Suzuka National Hospital; Institute for Medical Science of Aging (J.S., Y.I.), Aichi Medical University, Nagakute; and Department of Neurology (G.S.), Nagoya University Graduate School of Medicine, Japan.