1. Viral Research Division; National Veterinary Research Institute; Vom Nigeria
2. CONICET/CECSA-Facultad de Ciencias Veteinarias UNR; Rosario Argentina
3. Center for Animal Disease Modeling and Surveillance; UC Davis; Davis CA USA
4. Foreign Animal Disease Diagnostic Laboratory; APHIS; USDA; Plum Island Animal Disease Center (PIADC); Greenport NY USA
5. Agricultural Research Service; USDA; PIADC; Greenport NY USA
6. Department of Veterinary Public Health and Preventive Medicine; Ahmadu Bello University (ABU); Zaria Nigeria
7. Department of Veterinary Microbiology and Pathology; ABU; Zaria Nigeria
8. Department of Veterinary Physiology and Pharmacology; ABU; Zaria Nigeria
9. Food and Agriculture Organization of the United Nations; Rome Italy