Pfizer says early data signals COVID-19 vaccine is effective
Pfizer says an early peek at its vaccine data suggests the shots may be 90% effective at proddting COVID-19, indicating the company is on track later this month to file an emergenc…
Pfizer says an early peek at its vaccine data suggests the shots may be 90% effective at proddting COVID-19, indicating the company is on track later this month to file an emergenc…