Public Timelines

For educational institutions For teachers For students Cabinet

For educational institutions For teachers For students Open cabinet

FAQ Receber premium

Create a timeline

Public timelines

About & Feedback Acordo Privacidade FAQ

Cabinet Get premium

Donate

1 jan 1960 ano - U.S. government licenses OPV

Descrição:

developed by Dr. Albert Sabin.

Adicionado na linha do tempo:

Polio Timeline

19 nov 2023

0

0

350

Data:

1 jan 1960 ano

Agora

~ 65 years ago

About & Feedback Acordo Privacidade FAQ

Cabinet Get premium

Donate