Pfizer says its COVID-19 vaccine candidate is 90% effective

Name: Pfizer says its COVID-19 vaccine candidate is 90% effective
Uploaded: 2020-11-09T12:33:21+00:00
Duration: 55 s
Description: Pfizer announced Monday that its COVID-19 vaccine candidate has been 90% effective. Story: https://wfts.tv/2IabEss

WFTS Published November 9, 2020 2,237 Views

Pfizer announced Monday that its COVID-19 vaccine candidate has been 90% effective. Story: https://wfts.tv/2IabEss

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