1. Unit of Avian Medicine, Clinic of Farm Animals, Aristotle University of Thessaloniki, Stavrou Voutyra 11, 54627 Thessaloniki, Greece
2. Laboratory of Pathology, Faculty of Veterinary Medicine, Aristotle University, 54124 Thessaloniki, Greece
3. Research Institute of Animal Science, Hellenic Agricultural Organisation-Demeter, 58100 Giannitsa, Greece
4. Laboratory of Nutrition, Faculty of Veterinary Medicine, Aristotle University, 54124 Thessaloniki, Greece
5. Laboratory of Animal Husbandry, Faculty of Veterinary Medicine, Aristotle University, 54124 Thessaloniki, Greece
6. Agricultural Poultry Cooperation of Ioannina “PINDOS”, Rodotopi, 45500 Ioannina, Greece
7. PATENT CO. DOO, 24211 Misicevo, Serbia
8. Department for Epizootiology, Clinical Diagnostic, Pathology and DDD, Scientific Veterinary Institute “Novi Sad”, Rumenački Put 20, 21000 Novi Sad, Serbia