Erratum to: J Neural Transm DOI 10.1007/s00702-015-1453-x

The author would like to correct the errors in the publication of the original article. The corrected details are given below for your reading.

In the original article, one of the co-author’s (Saeed Bohlega) family name has been published incorrectly. The correct family name should be Bohlega.

The affiliation of the Jaroslaw Slawek is incorrect. The correct affiliation is:

Department of Neurological-Psychiatric Nursing, Medical University of Gdansk, Gdansk, Poland.

The original article has also been updated.