The beginning of vaccination of people aged 18 to 49 in 3 high-risk areas of Toronto
antibody test introduced to the public for the first time in the UK
Moderna vaccines nearing expiration date in Waterloo
Terrible travel for Afghans who went to Pakistan with the aim of Canada
The possibility of the impact of climate change on the emergence of Covid-19
Antrio: the number of corona cases increased again
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