Pfizer said that the vaccine it has been developing with German partner BioNTech SE was 90% effective against Covid-19.
Pfizer said that the vaccine it has been developing with German partner BioNTech SE was 90% effective against Covid-19.
Donald Trump steadfastly refuses to concede defeat to President-elect Joe Biden.
The vaccine's super-cold storage requirements an are an obstacle for even the most sophisticated hospitals in the US.
On Monday, the fast-food company announced when the meat-free menu item would be tested as a burger.
The United States is now well into its third and by far biggest surge of its epidemic.
Biden currently has at least 279 electoral votes, making him US President-elect.
Murthy's appointment has been greeted with joy in Hallagere, a village in Karnataka's Mandya district, from where his family hail.
US President-elect convenes a task force to devise a blueprint for tackling the public health crisis.
US President makes the bombshell revelation on Twitter.
Biden labelled as 'great news' Pfizer Inc's announcement that its experimental Covid-19 vaccine was more than 90% effective.