Vaccines are everywhere nowadays, but how did they come about? Turns out, the story’s a lot weirder than you might think.
Poop Can Teach You A Lot, But You Have To Look At It
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BBC: Edward Jenner (1749 – 1823)
World Health Organization: Frequently asked questions and answers on smallpox
Health Affairs: The History Of Vaccines And Immunization: Familiar Patterns, New Challenge
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