Pfizer says its COVID-19 vaccine candidate is 90% effective (Video)
Pfizer announced Monday that its COVID-19 vaccine candidate has been 90% effective. Story: https://wfts.tv/2IabEss |!| Tampa Bay
Pfizer announced Monday that its COVID-19 vaccine candidate has been 90% effective. Story: https://wfts.tv/2IabEss |!| Tampa Bay