1. 1 Department of Normal and Pathological Anatomy and Physiology of Animals, Poltava State Agrarian University , 36003 Poltava , Ukraine
2. 2 Zoovetcenter Clinic , 41100 Shostka, Sumy Oblast , Shostka , Ukraine
3. 3 Department of Infectious and Invasive Diseases and Veterinary Administration, Institute of Veterinary Medicine, Nicolaus Copernicus University in Toruń , 87-100 Toruń , Poland