However, the rate at which several nations discontinued use of the vaccine reflected a...
effective
A healthcare professional will prepare a dose of the Oxford / AstraZeneca Covid-19 vaccine...
Dr. Anthony Fauci, director of the National Institute for Allergies and Infectious Diseases, speaks...
Biotech company Novavax announced Thursday that its coronavirus vaccine was more than 89% effective...
A picture taken on January 15, 2021 shows a pharmacist holding a vial of...