Why does it taking so long to create a vaccine?
Hi, today I'm going to share with you what I've studying last week: a vaccine against Covid-19. In this video I share with you the answers for many question concerning about Corona virus vaccine such as: Why we need a vaccine to solve definitely the problem of Corona virus?
How does a vaccine work? What are the process when develop Corona vaccine? Why is it taking so long to develop a Coronavirus vaccine? Which are the issues we may face when the vaccine is ready? And so on.
I spend lots of hours to study and work on this video. I hope it will bring you interesting and useful information.
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#Covid19vaccine #Vaccine #HannaHolland