1. From the Department of Neurology (K.K., H.K., Y.M., N.S., N. Yamazaki, N. Yamamoto, S.U., C.N., H.O., Y.T., T.T., K.F., T.M., M.A.), Tohoku University Graduate School of Medicine, Sendai, Japan; Multiple Sclerosis and Neuromyelitis Optica Center (H.K., K.F.), Southern TOHOKU Research Institute for Neuroscience, Koriyama; Department of Multiple Sclerosis Therapeutics (H.K., K.F.), Fukushima Medical University, Fukushima, Japan; Department of Neurology (T.T.), NHO Yonezawa National Hospital, Yamagata,...