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22 Apr 1796 Jahr - Edward Jenner uses variolation to infect James Phillips

Beschreibung:

Scraped the cowpox from infected person and purposefully infected him

Zugefügt zum Band der Zeit:

Diseases that challenged the scientific community

14 Dez 2018

1

0

613

Datum:

22 Apr 1796 Jahr

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~ 229 years ago

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