Yang YJ, Murphy EA, Singh S, Sukhu AC, et al. Association of Gestational Age at Coronavirus Disease 2019 (COVID-19)
Vaccination, History of Severe Acute Respiratory Syndrome Coronavirus 2
(SARS-CoV-2) Infection, and a Vaccine Booster Dose With Maternal and Umbilical
Cord Antibody Levels at Delive Obstet Gynecol 2021 Dec 28. pii: 00006250-990000000-00356.
PMID: 34963127