1. Doctoral School of Nutrition and Food Sciences, University of Debrecen, 4032 Debrecen, Hungary
2. Southern Pesticide Control and Testing Center, Plant Protection Department, 71007 Ho Chi Minh City, Vietnam
3. Freelancer Food Safety Adviser, 1116 Budapest, Hungary
4. Food Chain Safety Centre, Non-profit Ltd., Pesticide Residue Analytical Laboratory, 3529 Miskolc, Hungary
5. Food Chain Safety Laboratory Directorate, 1095 Budapest, Hungary