COVID-19(28) SARS-CoV-2(16) coronavirus(8) Evidence(7) Pregnancy(7) Inflammation(6) therapeutic(5) Vaccines(5) antibody(5) virus neutralization.(5) Virus neutralization(5) Immunotherapy(5) Abstract(5) plasma(5) immunogenicity(4) SARS-CoV-2 coronavirus(4) women(4) excluded(4) Efficacy(4) initial(4) clinical trial(4) outcome(4) mRNA COVID-19 vaccine(4) fetal(4) COVID-19 vaccine(4) Effectiveness(4) caused(4) antibodies(4) Safety(4) pregnant women(4)