1. Center for Global Health Tumbes, Universidad Peruana Cayetano Heredia, Tumbes, Peru;
2. School of Veterinary Medicine, Universidad Nacional Mayor de San Marcos, Lima, Peru;
3. School of Public Health, Oregon Health & Science University and Portland State University, Portland, Oregon;
4. Institute of Tropical Medicine, Antwerp, Belgium;
5. Georgia State University, Atlanta, Georgia;
6. Bloomberg School of Public Health, Johns Hopkins University, Baltimore, Maryland;
7. Department of Microbiology, Universidad Peruana Cayetano Heredia, Lima, Peru