A mechanism for returning travellers who haven’t gotten clean negative PCR results — because of the lingering effects of recovering from COVID-19 — has allowed 350 people who once had the illness to return to Canada.

This story was published on CBC News. For the rest of the story please read the story right here https://www.cbc.ca/news/politics/residual-positive-covid-pandemic-flights-pcr-1.6035801?cmp=rss.

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