Correction to: Nature Reviews Disease Primers https://doi.org/10.1038/s41572-023-00417-6. Published online 16 February 2023.

In the version of this article initially published, there was an error in the second row of Table 2, “MF + MAP”: the detection rate for <37 weeks of gestation, now reading “49.3%,” originally read “70.0%”. The table has been corrected in the HTML and PDF versions of the article.