By BY IAN AUSTEN from NYT World
https://ift.tt/2XaZ8gv
An American researcher created the polio vaccine, but a Toronto lab and a pioneering female scientist made its mass production possible.
Canada’s Key Role in Creating a Once Awaited Vaccine
By BY IAN AUSTEN from NYT World
https://ift.tt/2XaZ8gv
An American researcher created the polio vaccine, but a Toronto lab and a pioneering female scientist made its mass production possible.
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