Pfizer Biotech to seek US government's approval for corona vaccine soon
Pfizer formally asked U.S. regulators Friday to allow emergency use of its COVID-19 vaccine Pfi…
Pfizer formally asked U.S. regulators Friday to allow emergency use of its COVID-19 vaccine Pfi…
President Trump will officially launch state-of-the- multi-million coronavirus tests , running di…
corona cases in world ,UK Death troll Rises implemented New Lockdown , Corona in USA ,Death Troll …