Pfizer seeks OK of updated COVID vaccine booster for fall
Pfizer has asked U.S. regulators to authorize its combination COVID-19 vaccine that adds protection against the newest omicron relatives. The move Monday is a key step toward openi…
Pfizer has asked U.S. regulators to authorize its combination COVID-19 vaccine that adds protection against the newest omicron relatives. The move Monday is a key step toward openi…