Public Timelines

For educational institutions For teachers For students Cabinet

For educational institutions For teachers For students Open cabinet

FAQ Ricevere il Premium

Create a timeline

Public timelines

About & Feedback Accordo Privatezza FAQ

Cabinet Get premium

Donate

1 feb 1952 anni - Breathing units for polio become precursors to modern ICUs.

Aggiunto al nastro di tempo:

Polio Timeline

19 nov 2023

0

0

350

Data:

1 feb 1952 anni

Adesso

~ 73 years ago

About & Feedback Accordo Privatezza FAQ

Cabinet Get premium

Donate