1. University of Zagreb School of Medicine, Department of Medical Chemistry, Biochemistry, and Clinical Chemistry , Zagreb , Croatia
2. University of Zagreb Faculty of Pharmacy and Biochemistry , Zagreb , Croatia
3. University Hospital Centre Zagreb, Division of Pharmacogenomics and Therapy Individualisation, Department of Laboratory Diagnostics , Zagreb , Croatia
4. University of Zagreb School of Medicine, University Hospital Centre Zagreb, Department of Gastroenterology , Zagreb , Croatia
5. University of Zagreb School of Medicine, Department of Pharmacology , Zagreb , Croatia