1. Department of Veterinary Clinical Sciences; Faculty of Veterinary Medicine; Jordan University of Science and Technology; Irbid Jordan
2. Veterinary Medicine Department; College of Food and Agriculture; United Arab Emirates University; Al Ain UAE
3. Department of Veterinary Pathology and Public Health; Faculty of Veterinary Medicine; Jordan University of Science and Technology; Irbid Jordan
4. The Pirbright Institute; Pirbright Surrey UK