This Video gives Corona Vaccine Update in Hindi and an update about Astrazeneca Vaccine Covid 19 & Covaxin News.

A Big Question – Usually a Vaccine take 10-15 years to get successfully developed. And, among the fastest to be developed was the Mumps Vaccine, which was developed in 4 Years.

Then How come – 4 Covid 19 Vaccines reached Last Phase i.e. Phase III of Clinical Trials ?

Lets deep dive into the Reasons — Watch it now…

Modern History Playlist:

Indian Polity Playlist:

Ancient History Playlist:

For INDIAN POLITY Course – Download Bookstawa App
https://play.google.com/store/apps/details?id=co.loki.ylnop

In the Animated Indian Polity Course on this App, where you will get videos, downloadable PDFs, online test and chat support for queries.

For MODERN HISTORY Course – Download Bookstawa App
https://play.google.com/store/apps/details?id=co.loki.ylnop

Download PDFs/ Mind-maps & Prelims Booster Notes of all the modern history videos from Bookstawa App –
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For Ancient History PDFs – Download Bookstawa App :
https://play.google.com/store/apps/details?id=co.loki.ylnop

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References:
https://www.who.int/publications/m/item/draft-landscape-of-covid-19-candidate-vaccines

https://www.antidote.me/blog/how-long-do-clinical-trials-take

https://www.nytimes.com/interactive/2020/science/coronavirus-vaccine-tracker.html