Canada’s top public health doctor says new information prompted the sudden cancellation of a planned announcement. But Doctor Theresa Tam did her best to re-assure Canadians about the AstraZeneca vaccine. Yesterday, the agency that advises the government on vaccines was expected to say it’s safe for younger Canadians, but suddenly cancelled its briefing. Phil Perkins reports.
AstraZeneca advice from national panel delayed by new data on COVID-19 and variants
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