11 Aug 1847 Jahr - Germ Theory

Beschreibung:

Semmelweis experiment to conclude the importance of hand washing included two clinics. He had one clinic use hand washing while the other didn't , and noticed a 13% to 2% mortality rate. He later declared that the medical students were carrying infectious diseases on their hands.
(from https://explorable.com/semmelweis-germ-theory)

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