1
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smallpox
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Western countries
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Smallpox was a major public health concern until it was declared eradicated in 1980.
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1
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2
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smallpox
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Western countries
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Historically, smallpox was a major public health concern and led to widespread vaccination campaigns.
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1
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3
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smallpox
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Western countries
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Smallpox was a major public health concern until its eradication in 1980, and vaccination was a common practice.
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1
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4
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smallpox
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Western countries
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Smallpox vaccination was widely used and contributed to the global eradication of the disease by 1980.
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1
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5
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smallpox virus
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Western countries
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Eradicated through worldwide vaccination campaigns in the 20th century
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1
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6
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smallpox virus
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Western countries
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Smallpox virus was eradicated globally through vaccination campaigns in the 20th century.
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1
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7
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smallpox virus
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Western countries
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Eradicated through global vaccination efforts in the 20th century
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1
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8
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smallpox virus
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western countries
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Smallpox virus is a historically significant disease that has been eradicated through vaccination.
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1
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