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31 dic 1881 anni - London Society for the Prevention of Blindness is established

Descrizione:

Focusing attention on the causes and prevention of blindness at an International Congress of Hygiene in Geneva. Interest in preventing blindness continues sporadically over the next several decades.

Aggiunto al nastro di tempo:

EyeHealthTimeline

ByCristina
2 mar 2020

Data:

31 dic 1881 anni
Adesso
~ 142 years ago
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