1. Clinical Epidemiology and Biostatistics, School of Medical Sciences, Örebro University, Örebro, Sweden
2. Department of Public Health Sciences, Stockholm University, Stockholm, Sweden
3. Department of Epidemiology and Public Health, University College London, London, United Kingdom
4. Clinical Epidemiology Division, Karolinska Institute, Stockholm, Sweden
5. Department of Clinical Neuroscience, Karolinska Institute, Stockholm, Sweden
6. Integrative Epidemiology, Institute of Environmental Medicine, Karolinska Institute, Stockholm, Sweden