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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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7 jan 1797 ano - Cowpox vaccination
Descrição:
Crude cowpox vaccination developed from infected cow fluid
Adicionado na linha do tempo:
Biotech Timeline
By
Riley Fraim
26 nov 2019
0
0
246
Data:
7 jan 1797 ano
Agora
~ 228 years ago
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