1. Rickettsial Zoonoses Branch, Division of Vector‐Borne Diseases National Center for Emerging and Zoonotic Infectious Diseases (NCEZID), Centers for Disease Control and Prevention (CDC) Atlanta Georgia
2. Epidemic Intelligence Service, Center for Surveillance, Epidemiology and Laboratory Services CDC Atlanta Georgia
3. Centro Nacional de Servicios de Constatación en Salud Animal Juitepec, Morelos Mexico
4. Programa de Zoonosis y Rickettsiosis, de Isesalud en el Estado de Baja California Tijuana Mexico
5. Programa de Zoonosis Servicios de Salud de Coahuila Cuidad Mexico
6. Program de Zoonosis Sonora Mexico
7. Centro Nacional de Programas Preventivos y Control de Enfermedades Secretaria de Salud Ciudad de Mexico Mexico
8. US‐Mexico Unit, Division of Global Migration and Quarantine NCEZID, CDC Atlanta Georgia