World health organization

Last cases of smallpox

Prisca Elias, the last case of smallpox in Botswana, with a Surveillance Officer of Smallpox Eradication Programme, 1974
WHO/Gary T. Presthus

Prisca Elias, the last case of smallpox in Botswana, with a Surveillance Officer of Smallpox Eradication Programme, 1974.

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