RT Journal Article SR Electronic T1 Localised chiasmal optic neuritis in neuromyelitis optica spectrum disorder JF Practical Neurology JO Pract Neurol FD BMJ Publishing Group Ltd SP practneurol-2021-003120 DO 10.1136/practneurol-2021-003120 A1 Marie Tsunogae A1 Hajime Yoshimura A1 Mitsuhiro Matsuzaki A1 Satoshi Yokota A1 Michi Kawamoto YR 2021 UL http://pn.bmj.com/content/early/2021/10/20/practneurol-2021-003120.abstract AB