1. Department of Pharmacology and Croatian Institute for Brain Research, School of Medicine, University of Zagreb, Croatia
2. Clinical Neurochemistry Laboratory, National Parkinson Foundation Centre of Excellence Research Laboratory, Clinic and Policlinic for Psychiatry, Psychosomatic and Psychotherapy, University of Würzburg, Würzburg, Germany
3. Department of Pathology, University of Heidelberg, Heidelberg, Germany