1. Centre for Family Medicine, Department of Neurobiology, Care Sciences and Society, Karolinska Institutet,
Huddinge, Sweden
2. Department of Medical Sciences, Medical Sciences, Molecular Epidemiology and Science for Life Laboratory, Uppsala University,
Uppsala Sweden
3. Center for Primary Health Care Research, Department of Clinical Sciences in Malmö, Lund University,
Malmö, Sweden
4. Stanford Prevention Research Center, Department of Medicine, Stanford University School of Medicine,
Palo Alto, California, USA
5. Unit of Biostatistics, Institute of Environmental Medicine, Karolinska Institutet,
Stockholm, Sweden