Correction to: Nature Genetics https://doi.org/10.1038/s41588-018-0291-9, published online 26 November 2018.
In the version of this article initially published, reference 10 incorrectly cited Seplyarskiy, V. B. et al. Weghorn, D. et al. is the correct reference. The error has been corrected in the HTML and PDF version of the article.