Impact of El Niño/Southern Oscillation on Visceral Leishmaniasis, Brazil
Carlos Roberto Franke*, Mario Ziller†, Christoph Staubach† , and Mojib Latif‡
Author affiliations: *Federal University of Bahia, Bahia, Brazil; †Federal Research Centre for Virus Diseases of Animals, Wusterhausen, Germany; ‡Max-Planck-Institut für Meteorologie, Hamburg, Germany;
Figure 1. The Niño-3 index and the incidence of VL in the State of Bahia, Brazil, on a yearly basis. The broken line is the normalized mean annual Nino-3 index, 1980–1998. The solid line shows the annual number of cases of VL per 10,000 inhabitants during 1985–1999.
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