2017年8月 Improvement of cognitive impairment in an MS patient with fingolimod treatment for 7 years The 4th MS Summer College in Kobe, Takahiro Wakasugi, Etusji SAJI, Fumihiro YANAGIMURA, Mariko HOKARI, Kaori YANAGAWA, Masatoyo NISHIZAWA, Osamu ONODERA, Izumi KAWACHI