https://www.cbc.ca/news/health/omicron-subvariants-immune-escape-bivalent-covid-19-vaccines-canada-1.6625212
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10/22/22 at 8:00am
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CBC News
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Canada is heading into a potentially brutal winter as COVID-19 hospitalizations rise, Omicron continues to rapidly mutate and booster uptake remains stagnant.
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