23 h 38 min, 11 juin 1830 ans - Ignaz Semmelweis
Description:
Ignaz Semmelweis proved that childbed fever is transmitted by physicians while in hospitals. He began to use procedures such as washing hands after examinations in order to keep women safe.Ajouté au bande de temps:
Date:
23 h 38 min, 11 juin 1830 ans
Maintenaint
~ Il y a 195 ans