Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Arguments related to the search activity for the keyword “Vaccine in pregnancy” (Search term). (A) Most common arguments before the introduction of COVID-19 vaccination; (B) most common arguments after the introduction of COVID-19 vaccination.
