US to donate an additional 500m COVID-19 vaccine doses
প্রকাশিত: ২২ সেপ্টেম্বর ২০২১, ১৯:৫৪
The United States plans to donate an additional 500 million COVID-19 vaccine doses made by Pfizer Inc and BioNTech SE to nations around the world, lifting the total the country is sharing to more than...