1. Department of Public Health Sciences; Karolinska Institutet; Stockholm Sweden
2. Department of Communicable Disease Control and Prevention; Stockholm County Council; Stockholm Sweden
3. Centre for Epidemiology and Community Medicine; Stockholm County Council; Stockholm Sweden
4. Institute of Environmental Medicine; Karolinska Institutet; Stockholm Sweden
5. Department of Statistics and Qualitative Methods; University of Milano-Bicocca; Milan Italy
6. Department of Medical Epidemiology and Biostatistics; Karolinska Institutet; Stockholm Sweden
7. Department of Clinical Sciences; Lund University; Malmö Sweden
8. Department of Statistics; Umeå School of Business and Economics; Umeå University; Umeå Sweden
9. Department of Public Health and Caring Sciences; Uppsala University; Uppsala Sweden
10. Department of Public Health and Clinical Medicine; Umeå University; Umeå Sweden
11. Department of Medicine; Unit of Clinical Epidemiology; Karolinska Institutet; Stockholm Sweden
12. Social Medicine and Global Health; Department of Clinical Sciences in Malmö; Lund University; Malmö Sweden