Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Correction to: Nature 10.1038/s41586-022-05378-6 Published online 2 November 2022
In the version of this article initially published, the Acknowledgements section omitted mention of support from the Cullen Foundation. The section has been corrected in the HTML and PDF versions of the article.
