1. Institute of Environmental Medicine; Karolinska Institutet; Stockholm Sweden
2. Center for Occupational and Environmental Medicine; Stockholm County Council; Stockholm Sweden
3. Department of Public Health Sciences; Karolinska Institutet; Stockholm Sweden
4. Centre for Epidemiology and Community Medicine; Stockholm County Council; Stockholm Sweden
5. Department of Clinical Sciences; Lund University; Skåne University Hospital; Malmö Sweden
6. Epidemiology and Global Health; Department of Public Health and Clinical Medicine; Umeå University; Umeå Sweden
7. Department of Medical Epidemiology and Biostatistics; Karolinska Institutet; Stockholm Sweden
8. Department of Medicine; Karolinska Institutet; Stockholm Sweden