1. Department of Neurobehavioral Genetics, Institute of PsychobiologyUniversity of Trier Germany
2. Experimental and Clinical Pharmacopsychology, Department of Psychiatry, Psychotherapy, and Psychosomatics, Psychiatric HospitalUniversity of Zurich Switzerland
3. University Clinic for Child and Adolescent PsychiatryUniversity of Zurich Switzerland
4. NeuroscienceCenter ZurichUniversity and ETH Zurich Switzerland