1 дек 1847 г. - Semmelweis' findings on hand washing are published
Описание:
Semmelweis connected the spread of childbed fever to cross contamination from patient to patient and found that doctors washing their hands greatly reduced the spread of the diseaseДобавлено на ленту времени:
Дата:
1 дек 1847 г.
Сейчас
~ 176 г назад
