1 Pharmacogenetics Laboratory, Institute of Biochemistry and Molecular Genetics, Faculty of Medicine, University of Ljubljana, Ljubljana, Slovenia.
2 Department of Biomedical and Neuromotor Sciences, University of Bologna, Bologna, Italy.
3 Pharmacogenetics Laboratory, Institute of Biochemistry and Molecular Genetics, Faculty of Medicine, University of Ljubljana, Ljubljana, Slovenia. vita.dolzan@mf.uni-lj.si.