Variola Virus
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BIOLOGY
Virology
Variola Virus
The last natural case of smallpox in 1977 ended centuries of deadly outbreaks worldwide
5 days ago
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What was the key factor that enabled the global eradication of the Variola virus?
The natural mutation of the virus into a harmless form
A coordinated global vaccination campaign led by the World Health Organization
The development of antiviral drugs that cured infected patients
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