1. Department of Dental Medicine; Division of Pediatric Dentistry; Karolinska Institutet; Huddinge Sweden
2. Centre for Clinical Research Sörmland; Uppsala University; Uppsala Sweden
3. Department of Clinical and Experimental Medicine; Child and Adolescent Psychiatry; Linköping University; Linköping Sweden
4. Department of Clinical Neuroscience; Karolinska Institutet and Department of Neuroradiology; Karolinska University Hospital; Stockholm Sweden