1. Department of Pharmacology and Toxicology, Faculty of Veterinary Science, Szent István University, 2 István st. H-1078 Budapest, Hungary
2. Department of Food Hygiene, Faculty of Veterinary Science, Szent István University, 2 István st. H-1078 Budapest, Hungary
3. Hajdú-Bihar County Food Chain Safety and Animal Health Directorate, H-4002 Debrecen, PO Box 137, Hungary
4. Central Agricultural Office Food and Feed Safety Directorate, H-1465 Budapest, PO Box 94, Hungary
5. Plant Protection Institute, Georgikon Faculty, University of Pannonia, H-8361 Keszthely, Deák Ferenc utca 16, Hungary