Hacohen, Y;    Palace, J;      (2018)    Time to separate MOG-Ab-associated disease from AQP4-Ab-positive neuromyelitis optica spectrum disorder.                   Neurology , 90  (21)   pp. 947-948.    10.1212/WNL.0000000000005619 <https://doi.org/10.1212/WNL.0000000000005619>.