Correction to: Scientific Reports https://doi.org/10.1038/s41598-017-18212-1, published online 22 December 2017

The original version of this Article omitted an affiliation for Silvia Della Bella. The correct affiliations are listed below:

Department of Medical Biotechnologies and Translational Medicine, University of Milan, Milan, (MI), Italy.

Unit of Clinical and Experimental Immunology, Humanitas Clinical and Research Center, Rozzano, Milan, Italy.

This has now been corrected in the HTML and PDF versions of this Article.