Affiliation: | 1. Department of Food Hygiene and Aquatics, Faculty of Veterinary Medicine, University of Tabriz, 29 Bahman Blvd., Tabriz;2. Department of Food Hygiene and Quality Control, Faculty of Veterinary Medicine, Urmia University, PO Box 1177, Urmia;3. Department of Pathobiology, Faculty of Veterinary Medicine and Head of Electron Microscopy Centre, Urmia University, PO Box 177, Urmia;4. Department of Pathobiology, Faculty of Veterinary Medicine, University of Tabriz, 29 Bahman Blvd., Tabriz;5. Department of Clinical Sciences, Faculty of Veterinary Medicine, Urmia University, PO BOX 1177, Urmia, Iran |