Correction to: British Journal of Cancer (2015) 113, 1512–1518. doi:10.1038/bjc.2015.334; published online 13 October 2015

Updated online 26 May 2016: This article was originally published under a CC BY-NC-SA 4.0 license, but has now been made available under a CC BY 4.0 license. The PDF and HTML versions of the paper have been modified accordingly.