1 янв 1936 г. - Jonas Salk, Polio vaccine

Описание:

Polio was a terribly infectious disease that claimed the lives of hundreds. Salk was the first to make a safe vaccination for it.

Image: https://karsh.org/wordpress/wp-content/uploads/2017/02/Yousuf-Karsh-Jonas-Salk-1956.jpg

Добавлено на ленту времени:

microbiotimlin

ByMiles Thomas

9 мес назад

Дата:

1 янв 1936 г.

Сейчас

~ 89 г назад

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