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COVID-19 vaccine update: Pfizer may be the frontrunner, but Canada has hedged its bets – The Conversation CA
Canada has set aside a total of 414 million doses of different types of vaccine. Some exploit known mechanisms, others are based on previously untested approaches….
Pfizer and BioNTech have surprised the world, and given it hope, with the preliminary results of the Phase 3 clinical trial of their coronavirus vaccine.
They announced on Nov. 9 that the early analysis of the data from the Phase 3 clinical trial, which is still ongoing, showed the vaccine was 90 per cent effective. The unexpectedly high figure still needs to be confirmed in larger numbers and over time. The vaccine is simple to manufacture, but its storage is more complex (the vaccine must be kept…
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