1. Fish Health Department Central Fisheries Research Institute Trabzon Turkey
2. Department of Animal Health Food and Feed Research General Directorate of Agricultural Research and Policies Ankara Turkey
3. Faculty of Veterinary Medicine, Pharmacology and Toxicology Department Ankara University Ankara Turkey
4. Faculty of Veterinary Medicine, Pharmacology and Toxicology Department Cumhuriyet University Sivas Turkey
5. Faculty of Veterinary Medicine, Department of Pathology Ankara University Ankara Turkey