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How do vaccines work?

By Moderator in Vaccine products 2427 views 29th Dec, 2017 Video Duration: 00:04:36
The first ever vaccine was created when Edward Jenner, an English physician and scientist, successfully injected small amounts of a cowpox virus into a young boy to protect him from the related (and deadly) smallpox virus. But how does this seemingly counterintuitive process work? Kelwalin Dhanasarnsombut details the science behind vaccines.

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