How an 1800s vaccine drive beat smallpox in Denmark in just 7 years

Edward Jenner performing his first vaccination against smallpox in 1796 Ernest Board/Wellcome Collection/De Agostini via Getty Images A new look at one of the most successful vaccination campaigns in history, which rapidly eradicated smallpox in Copenhagen in the early 1800s, has uncovered possible lessons for boosting vaccine uptake in modern times. Smallpox was a devastating…

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