1. Department of Clinical Sciences Lund, Child and Adolescent Psychiatry, Lund University, SE-221 85 Lund, Sweden
2. Region Skåne, Psychiatry and Habilitation, Child and Adolescent Psychiatry, Regional Inpatient Care, Emergency Unit, SE-205 02 Malmö, Sweden
3. Department of Clinical Sciences Lund, Clinical Chemistry and Pharmacology, Lund University, SE-221 85 Lund, Sweden
4. Gillberg Neuropsychiatry Centre, Institute of Neuroscience and Physiology, University of Gothenburg, SE-413 45 Gothenburg, Sweden