Erratum to: Neurol Sci (2015) 36:985–993 DOI 10.1007/s10072-014-2053-5

The affiliation of one of the co-authors was incorrect in the original publication of the article. The correct information is given below:

Gaetano Procaccianti

IRCCS Istituto delle Scienze Neurologiche, Stroke Unit, “Ospedale Maggiore”, Bologna, Italy