Create a timeline

Public timelines

1 gen 1916 anni - El Instituto Bacteriológico Nacional produjo la vacuna antivariolosa a gran escala.

Aggiunto al nastro di tempo:

Historia salud publica

18 set 2020

0

0

493

Data:

1 gen 1916 anni

Adesso

~ 109 years ago

About & Feedback Accordo Privatezza Biblioteca FAQ

Cabinet Get premium

Donate

The service accepts bank transfer (ACH, Wire) or cards (Visa, MasterCard, etc). Processed by Stripe.

Secured with SSL