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22 окт 1820 г. - Early Experiments in Transmission

Описание:

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

Добавлено на ленту времени:

new disease

14 дек 2018

1

0

553

Дата:

22 окт 1820 г.

Сейчас

~ 205 г назад

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