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Delta variant accounts for majority of COVID-19 cases recently reported in Canada: Dr. Tam

The highly contagious Delta variant accounts for majority of the novel coronavirus (COVID-19) cases recently reported in Canada. The Chief Public Health Officer of Canada,...

2nd dose of COVID-19 vaccine over 80% effective against Delta variant: Dr. Hinshaw

Two doses of COVID-19 vaccine are over 80% effective against the highly contagious Delta variant and 91% effective against B.1.1.7 variant, Alberta's Chief Medical...

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