First Smallpox Vaccine - 搜索图片

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CNN
Smallpox Fast Facts - CNN
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nytimes.com
Opinion | What the Smallpox Vaccine Can Teach Us About the Covid ...
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The New York Times
Hoping for a Covid Vaccine and Recalling the One for S…
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CNN
Smallpox found at NIH: Forgotten vials in unused lab - CNN

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edition.cnn.com
CDC: Smallpox found in NIH storage room is alive - CNN
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usatoday.com > Miriam Fauzia
How the anti-vax movement brought the measles back from near extinction
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BBC
The mystery of why some vaccines are doubly beneficial - BBC Future

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subscriber.politicopro.com
POLITICO Pro
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science.org
Why the word ‘vaccine' is probably all wrong | Science | AAAS
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bbc.co.uk
The chilling experiment which created the first vaccine - BBC Future
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houstonchronicle.com
Smallpox vaccination helped control canker …

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