Pfizer Says Early Data Signals COVID-19 Vaccine Is Effective
NEW YORK, NY (AP) --- Pfizer says an early peek at its vaccine data suggests the shots may be 90% effective at preventing COVID-19, indicating the company is on track later this mo…
NEW YORK, NY (AP) --- Pfizer says an early peek at its vaccine data suggests the shots may be 90% effective at preventing COVID-19, indicating the company is on track later this mo…