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31 дек 1881 г. - London Society for the Prevention of Blindness is established

Описание:

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.

Добавлено на ленту времени:

EyeHealthTimeline

ByCristina
2 мар 2020

Дата:

31 дек 1881 г.
Сейчас
~ 142 г назад
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