Nature Communications 8: Article number: 15235; DOI: 10.1038/ncomms15235 (2017); Published online: May 11 2017; Updated: April 10 2018
The financial support for this Article was not correctly acknowledged. The Acknowledgements incorrectly stated that the study was funded in part by Research Foundation Flanders for project GN005212.
The Acknowledgements should have stated that the study was funded in part by Research Foundation Flanders for projects G005312N and G005915N.
This error has been corrected in both the PDF and the HTML versions of the Article.