1. Department of Pathophysiology, Faculty of Veterinary Medicine, University of Life Sciences, 20‑033 Lublin, Poland
2. Department of Epizootiology and Clinic of Infectious Diseases, Faculty of Veterinary Medicine, University of Life Sciences, 20‑033 Lublin, Poland
3. Department of Pathological Anatomy, Faculty of Veterinary Medicine, University of Life Sciences, 20‑033 Lublin, Poland