The National Advisory Committee on Immunization now says a third dose of the paediatric Pfizer vaccine could provide extra protection against the Omicron variant in kids with compromised immune systems. Marianne Dimain reports.
- Pfizer booster for kids 5 to 11 helps protect against Omicron variant, company says
- Death toll climbs to 346 in Waterloo Region as 4 more deaths reported Wednesday