Institution: | 1. Department of Clinical Pathology, College of Veterinary Medicine, University of Tehran, , Tehran, Iran;2. Department of Microbiology, College of Veterinary Medicine, University of Tehran, , Tehran, Iran;3. Department of Veterinary Medical Sciences, Alma Mater Studiorum University of Bologna, , Bologna, Italy;4. Department of Epidemiology, College of Veterinary Medicine, University of Tehran, , Tehran, Iran;5. School of Veterinary Sciences, University of Bristol, , Bristol, UK |