1 janv. 1942 - Introduction of Pap test leads to dramatic declines in cervical cancer deaths
Description:
George Papanicolaou the inventor of Pap test allows doctors to detect and treat cervical cancers or pre-cancers before they have the chance to spread.Ajouté au bande de temps:
Date:
1 janv. 1942
Maintenaint
~ Il y a 82 ans
