Volume 15, Number 6—June 2009

Historical Review

Drought, Smallpox, and Emergence of Leishmania braziliensis in Northeastern Brazil

Anastácio Q. Sousa  and Richard Pearson

Author affiliations: Federal University of Ceará, Fortaleza, Brazil (A.Q. Sousa); University of Virginia, Charlottesville, Virginia, USA (A.Q. Sousa, R. Pearson)

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Figure 5

Figure 5. Rodolpho Theophilo (second from right) during a smallpox vaccination campaign he led during 1901. Photo courtesy of Nirez Archives.

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