sábado, 9 de mayo de 2020

What the world learned in eradicating smallpox: Unity mattered - STAT

What the world learned in eradicating smallpox: Unity mattered - STAT

Daily Recap

What the world learned in eradicating smallpox: Unity mattered

By HELEN BRANSWELL


AP
Forty years ago, the world celebrated the vanquishing of a formidable foe, smallpox, which had maimed and killed millions for centuries.

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