Here's a better article (from a better source): <a href="https://www.bbc.com/news/health-59546948" rel="nofollow">https://www.bbc.com/news/health-59546948</a><p>The actual study isn't linked, but I believe it's this one:
<a href="https://www.nature.com/articles/s43587-021-00138-z" rel="nofollow">https://www.nature.com/articles/s43587-021-00138-z</a>