The Public Health Agency of Canada's Vaccine Confidence InfoBulletin - Issue 9 - January 2022 features an article entitled "COVID-19 vaccination urged for people who are pregnant":
"An increase in hospitalizations of young infants born to unvaccinated parents in Ontario during the month of December prompted several children's hospitals to issue a joint statement urging people who are pregnant to be vaccinated for COVID-19 to protect themselves and their babies."
Other articles in the bulletin include "Pediatric infection and hospitalization" and "The role of cognitive bias in vaccine attitudes"
The Vaccine Confidence InfoBulletin is available by subscribing to a distribution list: vaccination@phac-aspc.gc.ca