1. Department of Food Hygiene and Aquaculture, Faculty of Veterinary Medicine, Ferdowsi University of Mashhad, Mashhad, Iran
2. Department of Pathobiology, Faculty of Veterinary Medicine, Amol University of Special Modern Technologies, Amol, Iran
3. Department of Food Science and Technology, Ayatollah Amoli Branch, Islamic Azad University, Amol, Iran
4. Department of Food Hygiene, Faculty of Veterinary Medicine, University of Tehran, Tehran, Iran