Correction to: Nature Immunology https://doi.org/10.1038/s41590-020-0671-z, published online 23 June 2020.

In the version of this article initially published, in the Acknowledgements, it was incorrectly stated that the author receives support from the Edward and Pearl Fein Trust. The author receives support from Edward and Pearl Fein. The error has been corrected in the HTML and PDF versions of the article.