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23 июл 2007 г. - Polio WHO

Описание:

WHO declares polio eradicated in the Americas, Europe, and Western Pacific.

Добавлено на ленту времени:

The History of Infectious Diseases

14 дек 2018

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1006

Дата:

23 июл 2007 г.

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~ 18 г назад

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