1. Clinical Hospital Centre Zagreb , Department of Neurology , Zagreb , Croatia
2. Institute for Medical Research and Occupational Health, Unit of Toxicology , Zagreb , Croatia
3. University of Zagreb School of Medicine, Department of Medical Chemistry, Biochemistry, and Clinical Chemistry , Zagreb , Croatia
4. Ruđer Bošković Institute, NMR Centre , Zagreb , Croatia
5. Polyclinic Bonifarm , Department of Clinical Pharmacology and Toxicology , Zagreb , Croatia
6. University of Zagreb School of Medicine, Department of Pharmacology , Zagreb , Croatia