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Month: February 2022

What science has learned about COVID-19 immunity amid Delta, Omicron waves

By Brooklyn Neustaeter Click here for updates on this story     TORONTO (CTV Network) — As the COVID-19 pandemic evolves and more variants emerge, experts say it is unclear whether the immunity developed during infection, regardless of vaccination status, may provide long-term, individual protection against future waves. Since the early days of the COVID-19 pandemic, experts

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