Pfizer-BioNtech seeks approval for third dose of COVID-19 vaccine
The Pfizer-BioNtech COVID-19 vaccine may require a third dose to work more effectively against the coronavirus (Covid-19). The third Covid-19 shot is also expected to provide better protection against the beta variant. American pharmaceutical company Pfizer-BioNtech is trying to get approval for the third dose. The company claims that a third dose may be needed […]
