1. Department of Pathobiology School of Veterinary Medicine Bahonar University of Kerman Kerman Iran
2. Zahedan Veterinary Office, Sistan and Baluchestan Provincial Veterinary Service Iranian Veterinary Organization Zahedan Iran
3. Department of Clinical Science School of Veterinary Medicine Ferdowsi University of Mashhad Mashhad Iran
4. Department of Pathobiology School of Veterinary Medicine Ferdowsi University of Mashhad Mashhad Iran