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1 Jan 1775 Jahr - Anesthesia

Beschreibung:

Discovered in 1775, Ether was used through the 19th century. With germ theory not becoming popular until the 20th century, surgeons began operating more and on risker patients. Led to massive influx of post-surgery infections.

Zugefügt zum Band der Zeit:

Datum:

1 Jan 1775 Jahr
Jetzt
~ 250 years ago