Gilray cartoon on vaccination against Smallpox using Cowpox serum, 1802. In 1796 the English physician Edward Jenner (1749-1823) proved efficacy of practice, but opposition continued for a while. Hand-coloured engraving

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    [post_date] => 2022-04-08 13:41:27
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    [post_title] => Gilray cartoon on vaccination against Smallpox using Cowpox serum, 1802. In 1796 the English physician Edward Jenner (1749-1823) proved efficacy of practice, but opposition continued for a while. Hand-coloured engraving
    [post_excerpt] => Caricature de James Gillray (1802) illustrant la méfiance à l’égard du premier vaccin 
contre la variole, fabriqué à partir de pustules de vaches infectées.
© World History Archive/Alamy
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