Funding for this research was provided by:
Brigham and Women’s Hospital
Received: 10 December 2020
Revised: 2 March 2021
Accepted: 3 March 2021
First Online: 29 March 2021
: The Mass General Brigham Human Research Committee approved this study. Informed consent was obtained from all participants as required by the IRB.
: L.W.-H. is an editor for the Prenatal Genetics section of UpToDate. S.A. received funding from BillionToOne outside the scope of the submitted work. K.G. receives funding from the NIH and has consulted for Aetion, Illumina, and BillionToOne outside the scope of the submitted work. The other authors declare no competing interests.