Pfizer/BioNTech COVID-19 vaccine shows 90.7% efficacy in trial in children
A vial labelled with the Pfizer-BioNTech coronavirus disease (COVID-19) vaccine is seen in this illustration picture taken March 19, 2021.…
Living life in Morocco Magazine
A vial labelled with the Pfizer-BioNTech coronavirus disease (COVID-19) vaccine is seen in this illustration picture taken March 19, 2021.…