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22 Okt 1820 Jahr - Early Experiments in Transmission

Beschreibung:

Med students Stubbins ffirth test person to person transmission
took fresh black vomit from yellow fever and smeared it, drank it

Zugefügt zum Band der Zeit:

new disease

14 Dez 2018

1

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558

Datum:

22 Okt 1820 Jahr

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~ 205 years ago

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