From the Department of Neurology (H.N., M.T., Y.T.), University of Yamanashi; Department of Biochemistry (Y.-J.K., T.O.), Graduate School of Medical Sciences, University of Yamanashi; Department of Rehabilitation (A.I.), Yamanashi University Hospital; Department of Orthopaedic Surgery (H.H.), University of Yamanashi; and Department of Neurology (M.H.), Kyonan Hospital, Yamanashi, Japan. (At 2022-02)