Correction for: Vucic S, Higashihara M, Sobue G, Atsuta N, Doi Y, Kuwabara S, Kim SH, Kim I, Oh KW, Park J, Kim EM, Talman P, Menon P, Kiernan MC; PACTALS Consortium. ALS is a multistep process in South Korean, Japanese, and Australian patients. Neurology. 2020 Apr 14;94(15):e1657-e1663. doi: 10...