Clinical course of pathologically confirmed corticobasal degeneration and corticobasal syndrome

Aiba I, Hayashi Y, Shimohata T, Yoshida M, Saito Y, Wakabayashi K, Komori T, Hasegawa M, Ikeuchi T, Tokumaru AM, Sakurai K, Murayama S, Hasegawa K, Uchihara T, Toyoshima Y, Saito Y, Yabe I, Tanikawa S, Sugaya K, Hayashi K, Sano T, Takao M, Sakai M, Fujimura H, Takigawa H, Adachi T, Hanajima R, Yokota O, Miki T, Iwasaki Y, Kobayashi M, Arai N, Ohkubo T, Yokota T, Mori K, Ito M, Ishida C, Tanaka M, Idezuka J, Kanazawa M, Aoki K, Aoki M, Hasegawa T, Watanabe H, Hashizume A, Niwa H, Yasui K, Ito K, Washimi Y, Mukai E, Kubota A, Toda T, Nakashima K; J-VAC study group.