as Thanksgiving week began: A third vaccine candidate shows good results in shielding recipients against the virus.
The AstraZeneca results were based on the results of two dosing regimens for the vaccine: One regimen showed an effectiveness of 62%, the company said, while the other showed a 90% effectiveness. Birx pointed to a map of the country that is covered in red, highlighting the number of daily hospitalizations, which now regularly tops 70,000,reported. Birx said she has been crisscrossing the country as she tries to encourage state and local leaders to take measures to stop the spread of the virus.
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