Pfizer expects to have booster vaccine in a few months
(WKOW) -- Pfizer could have data from a booster shot of the company's vaccine available in just a few months. Studies have shown Pfizer's current two-dose shot is effective against…
(WKOW) -- Pfizer could have data from a booster shot of the company's vaccine available in just a few months. Studies have shown Pfizer's current two-dose shot is effective against…