Published on in Vol 8, No 5 (2020): May
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/15111, first published
.
1 Department of Internal Medicine, Northwestern University Feinberg School of Medicine, Chicago, IL, United States
2 Division of Maternal Fetal Medicine, Department of Obstetrics and Gynecology, Northwestern University Feinberg School of Medicine, Chicago, IL, United States