1. Department of Medical Epidemiology and Biostatistics Karolinska Institutet Stockholm Sweden
2. Department of Psychology George Mason University Fairfax VA USA
3. Social, Genetic & Developmental Psychiatry Centre Institute of Psychiatry, Psychology & Neuroscience King's College London London UK
4. Department of Psychiatry University of North Carolina at Chapel Hill Chapel Hill NC USA
5. Department of Computer and Information Science Linköping University Linköping Sweden
6. Department of Clinical Neuroscience Centre for Psychiatry Research Karolinska Institutet, & Stockholm Health Care Services Stockholm County Council Stockholm Sweden
7. School of Medical Sciences Örebro University Örebro Sweden
8. Department of Pediatrics Örebro University Hospital Örebro Sweden
9. Department of Women's and Children's Health Karolinska Institutet Stockholm Sweden
10. Pediatric Allergy and Pulmonology Unit Astrid Lindgren Children's Hospital Karolinska University Hospital Stockholm Sweden
11. Department of Nutrition University of North Carolina at Chapel Hill Chapel Hill NC USA