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29 март 1800 г. - Puerperal Fever Discovered

Описание:

First identified in 18th century and Ignaz Semmelweis began hand washing in 1847. Thanks to his experimentation by disinfecting before operating on pregnant women saved them from puerperal fever.

Добавлено на ленту времени:

Дата:

29 март 1800 г.
Сейчас
~ 225 г назад