Media Summary: Some experts fear current vaccines may be less effective against more transmissible strains of the Experts say there are plenty of reasons to be concerned about the
Some experts fear current vaccines may be less effective against more transmissible strains of the Experts say there are plenty of reasons to be concerned about the
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Dr. Isaac Bogoch on
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Some experts fear current vaccines may be less effective against more transmissible strains of the
Experts say there are plenty of reasons to be concerned about the
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