1. Department of Anatomy, Histology, and Physiology, University of Veterinary Medicine and Pharmacy in Kosice, Kosice, Slovakia
2. Department of Biomedical Engineering and Measurement, Technical University of Kosice, Kosice, Slovakia
3. Railway Hospital in Kosice, Kosice, Slovakia
4. Department of Surgery, Faculty of Medicine, P.J. Safarik University in Kosice, Hospital Kosice-Saca, Kosice-Saca, Slovakia
5. Institute of Nutrition, Dietetics and Feed Production, University of Veterinary Medicine and Pharmacy in Kosice, Kosice, Slovakia