Pfizer Says COVID-19 Vaccine 90 Per Cent Effective In Phase 3 Trial, Reports AFP

by | Nov 9, 2020 | Uncategorized

Pfizer Says COVID-19 Vaccine 90 Per Cent Effective In Phase 3 Trial, Reports AFP

Pfizer Says COVID-19 Vaccine 90 Per Cent Efficient In Section 3 Trial, Reviews AFP