ऐसे बन रही CORONAVIRUS Vaccine | How COVID-19 Vaccines Are Made | Why 21-Day Lockdown in INDIA?

CORONAVIRUS Vaccine

# covid19 how its vaccine created

Hey Guys, In this video i'll explain you how whole world is developing corona virus vaccine & what are the method they used for creating vaccine for Covid 19 virus. How much time it will take to develop corona virus vaccine & when it will get ready in the market. You'll also get to know why 21 days lockdown in India is necessary & how it is going to benefit everyone. What is CORONA VIRUS & How it affect any human in Hindi.

#stay home save life.