1. Department of Preventive Veterinary Medicine and Animal Health, Nihon University School of Veterinary Medicine
2. Department of Veterinary Public Health, Nihon University School of Veterinary Medicine
3. Department of Virology I, National Institute of Infectious Disease
4. Faculty of Agrarian and Veterinary Science, UNESP, Jaboticabal-SP
5. Department of Preventive Veterinary Medicine and Animal Health, Faculty of Veterinary Medicine and Zootechny, University of São Paulo