Nat. Genet.; 10.1038/ng.3898; corrected online 14 July 2017

In the version of this article initially published online, the name of author Neil Romberg appeared incorrectly as Neil D Romberg, and the affiliation of author Nina Jones was incorrect and should have appeared as Clinical Research Directorate/Clinical Monitoring Research Program, Leidos Biomedical Research, Inc., NCI Campus at Frederick, Frederick, Maryland, USA. In addition, the following sentences were omitted from the Acknowledgments: “This project has been funded in whole or in part with federal funds from the National Cancer Institute, National Institutes of Health, under contract HHSN261200800001E. The content of this publication does not necessarily reflect the views or policies of the Department of Health and Human Services, nor does mention of trade names, commercial products or organizations imply endorsement by the US government.” These errors have been corrected in the print, PDF and HTML versions of this article.