30
/es/
AIzaSyAYiBZKx7MnpbEhh9jyipgxe19OcubqV5w
June 15, 2024
1940716
147358
2
Public Timelines
FAQ
Menu
Public Timelines
FAQ
Public Timelines
FAQ
For education
For educational institutions
For teachers
For students
Open cabinet
For educational institutions
For teachers
For students
Open cabinet
Crear
Close
Create a timeline
Public timelines
Library
FAQ
7 sept 1952 año - Salk created first Polio Vaccine
Descripción:
This vaccine carries inactivated polio and an infection is needed.
Añadido al timeline:
The history of diseases that changed society, civilization, and life of humans
By
ianop44
14 dic 2018
1
0
487
fecha:
7 sept 1952 año
Ahora mismo
~ 71 years ago
About & Feedback
Acuerdo
Privacidad
Biblioteca
2024
©
Time.Graphics
Support 24/7
Cabinet
Get premium
Donate
The service accepts bank transfer (ACH, Wire) or cards (Visa, MasterCard, etc). Processed by Stripe.
Secured with SSL
Excellent (Trustpilot Reviews)
Based on 115+ reviews
