Moderna says it is in the process of developing a single-shot vaccine that could serve as a COVID-19 booster shot and a flu shot. In a press release Thursday touting its fifth annual "R&D Day," ...
CAMBRIDGE, Mass. - Moderna’s COVID-19 vaccine remained 93% effective against symptomatic illness six months after the second dose, but amid the ongoing spread of the highly contagious delta variant, ...
A lot has changed in recent weeks regarding the COVID-19 pandemic. The arrival of the highly infectious, but likely less severe, omicron variant has forced U.S. health officials to re-examine guidance ...
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