About the Authors

Eric S. Halsey

eric.halsey@med.navy.mil

Affiliation United States Naval Medical Research Unit Six, Lima, Perú

Morgan A. Marks

Affiliation Department of Epidemiology, Johns Hopkins Bloomberg School of Public Health, Baltimore, Maryland, United States of America

Eduardo Gotuzzo

Affiliation Universidad Peruana Cayetano Heredia, Lima, Peru

Victor Fiestas

Affiliation Instituto Nacional de Salud, Ministerio de Salud, Lima, Peru

Luis Suarez

Affiliation Direccion General de Epidemiologia, Ministerio de Salud, Lima, Peru

Jorge Vargas

Affiliation Centro Nacional de Enfermedades Tropicales, Ministerio de Salud, Santa Cruz, Bolivia

Nicolas Aguayo

Affiliation Organización No Gubernamental Rayos de Sol, Asunción, Paraguay

Cesar Madrid

Affiliation Hospital Naval, Guayaquil, Ecuador

Carlos Vimos

Affiliation Direccion Departamental de Pastaza, Ministerio de Salud del Ecuador, Puyo, Ecuador

Tadeusz J. Kochel

Affiliation United States Naval Medical Research Unit Six, Lima, Perú

V. Alberto Laguna-Torres

Affiliation United States Naval Medical Research Unit Six, Lima, Perú

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: ESH EG TJK VALT. Performed the experiments: EG VF LS JV NA CM CV. Analyzed the data: ESH MAM. Contributed reagents/materials/analysis tools: ESH TJK. Wrote the paper: ESH MAM.