BMC Pregnancy and Childbirth October 2, 2022 2022 Mehrotra A, Wolfberg A, Shah NT, Plough A, Weiseth A, Blaine AI, Noddin K, Nakamoto CH, Richard JV, Bradley D https://bmcpregnancychildbirth.biomedcentral.com/articles/10.1186/s12884-022-05087-y