Correction to: Neurol Sci (2017) 38:819–825

https://doi.org/10.1007/s10072-017-2839-3

In the original article, Gina Ferrazzano was affiliated to Department of Neurology and Psychiatry, Neuromed Institute IRCCS, Sapienza University of Rome, Pozzilli, Italy.

The corrected affiliation should be: Neuromed Institute IRCCS, Pozzilli, IS, Italy.