Pfizer seeks U.S. approval for COVID vaccine booster
Aug 25 (Reuters) - Pfizer Inc on Wednesday said a booster dose of its two-shot COVID-19 vaccine spurs a more than three-fold increase in antibodies against...
Aug 25 (Reuters) - Pfizer Inc on Wednesday said a booster dose of its two-shot COVID-19 vaccine spurs a more than three-fold increase in antibodies against...