Delta variant triggers new COVID strategies

CityNews
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When could Delta become the most dominant variant in the world? Melissa Duggan on the race to contain the fast-spreading strain.

Published by: CityNews Published at: 2 years ago Category: اخبار و سیاست
citynewsyoutube region=national region=torontocitynews region=vancouver region=world section=national section=news show=citynews show=covid19news src=citynews dideo دیدئو delta variant دیدئو dideo triggers covid strategies dominant melissa duggan race fastspreading strain