Emerging Infectious Disease ISSN: 1080-6059

Dengue Virus Serotype 4, Northeastern Peru, 2008

Brett M. Forshey, Amy C. Morrison, Cristhopher Cruz, Claudio Rocha, Stalin Vilcarromero, Carolina Guevara, Daria E. Camacho, Araceli Alava, César Madrid, Luis Beingolea, Víctor Suarez, Guillermo Comach, and Tadeusz J. Kochel

Author affiliations: US Naval Medical Research Center Detachment, Lima and Iquitos, Peru (B.M. Forshey, A.C. Morrison, C. Cruz, C. Rocha, S. Vilcarromero, C. Guevara, T.J. Kochel); University of California, Davis, California, USA (A.C. Morrison); Laboratorio Regional de Diagnostico e Investigación del Dengue y otras Enfermedades Virales, Maracay, Estado Aragua, Venezuela (D.E. Camacho, G. Comach); Instituto Nacional de Higiene y Medicina Tropical "Leopoldo Izquieta Pérez", Guayaquil, Ecuador (A. Alava); Naval Hospital, Guayaquil (C. Madrid); Dirección General de Epidemiología, Ministerio de Salud, Lima (L. Beingolea); Instituto Nacional de Salud, Lima (V. Suarez)

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Figure 1

Map of study sites in Ecuador, Peru, and Venezuela. The study in Peru and Ecuador was operated jointly by the US Naval Medical Research Center Detachment with each country’s Institutes of Health. Samples from Venezuela were collected in and around Maracay through the Aragua State Epidemiologic Surveillance Program from patients with suspected dengue virus (DENV) infection. Cities denoted by filled circles indicate study sites where DENV serotype 4 strains were isolated, whereas open circles deno

Figure 1. Map of study sites in Ecuador, Peru, and Venezuela. The study in Peru and Ecuador was operated jointly by the US Naval Medical Research Center Detachment with each country’s Institutes of Health. Samples from Venezuela were collected in and around Maracay through the Aragua State Epidemiologic Surveillance Program from patients with suspected dengue virus (DENV) infection. Cities denoted by filled circles indicate study sites where DENV serotype 4 strains were isolated, whereas open circles denote active study sites where no DENV–4 circulation was detected during the course of the study.

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