1. Department of Pathology, Faculty of Health Sciences, School of Veterinary Medicine, Aristotle University of Thessaloniki, 54627 Thessaloniki, Greece
2. Department of Forensic Medicine & Toxicology, Faculty of Health Sciences, School of Medicine, Aristotle University of Thessaloniki, 54124 Thessaloniki, Greece
3. Laboratories of the 3rd Army Veterinary Hospital, Chemical Department, 57001 Thessaloniki, Greece