1 janv. 1775 - Anesthesia
Description:
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.Ajouté au bande de temps:
Date:
1 janv. 1775
Maintenaint
~ Il y a 249 ans
