When does immunity kicks in after Covid vaccination and how long it lasts? Can a vaccinated person infect others? Dr Catherine O'Brien answers queries on vaccination against the coronavirus on WHO's 'Science In 5' show. [Credit: World Health Organisation - https://www.who.int]
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NDTV is one of the leaders in the production and broadcasting of un-biased and comprehensive news and entertainment programmes in India and abroad. NDTV delivers reliable information across all platforms: TV, Internet and Mobile.
Subscribe for more videos: https://www.youtube.com/user/ndtv?sub_confirmation=1
Like us on Facebook: https://www.facebook.com/ndtv
Follow us on Twitter: https://twitter.com/ndtv
Download the NDTV Apps: http://www.ndtv.com/page/apps
Watch more videos: http://www.ndtv.com/video?yt
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