1. División Académica de Ciencias Agropecuarias; Universidad Juárez Autónoma de Tabasco; Villahermosa Tabasco México
2. Laboratorio de Arbovirología; Centro de Investigaciones Regionales Dr. Hideyo Noguchi; Universidad Autónoma de Yucatán; Mérida Yucatán México
3. Department of Veterinary Microbiology and Preventive Medicine; College of Veterinary Medicine; Iowa State University; Ames IA USA
4. Departments of Statistics and Genetics, Development and Cell Biology; College of Liberal Arts and Sciences; Iowa State University; Ames IA USA