Geographic Clustering of Leishmaniasis in Northeastern Brazil1
Albert Schriefer , Luiz H. Guimarães, Paulo R.L. Machado, Marcus Lessa, Hélio A. Lessa, Ednaldo Lago, Guilherme Ritt, Aristóteles Góes-Neto, Ana L.F. Schriefer, Lee W. Riley, and Edgar M. Carvalho
Author affiliations: Universidade Federal da Bahia, Salvador, Brazil (A. Schriefer, L.H. Guimarães, P.R.L. Machado, M. Lessa, H.A. Lessa, E. Lago, G. Ritt, A.L.F. Schriefer, E.M. Carvalho); Universidade Estadual de Feira de Santana, Feira de Santana, Brazil (A. Góes-Neto); University of California School of Public Health, Berkeley, California, USA (L.W. Riley)
Figure 3. Satellite view of progressive spread of disseminated leishmaniasis in Corte de Pedra, Brazil, 1993–2002. Cumulative distributions of cases within affected areas are indicated by white circles. A) 1993, B) 1993–1996, C) 1993–1999, D) 1993–2002. The vertical line divides the region into inner (left) and coastal (right) areas of similar size.
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