1. Institute for Risk Assessment Sciences, Utrecht University, Utrecht, the Netherlands
2. Environmental Epidemiology Unit, National Public Health Institute, Kuopio, Finland
3. Department of Clinical and Nuclear Medicine, Kuopio University and Kuopio University Hospital, Kuopio, Finland
4. National Institute for Public Health and Environment, Bilthoven, the Netherlands
5. Institute of Epidemiology, Helmholtz Zentrum München – German Research Center for Environmental Health, Neuherberg, Germany
6. Department of Clinical Physiology and Nuclear Medicine, Mikkeli Central Hospital, Etelä-Savo Hospital District, Mikkeli, Finland
7. Department of Chemistry, University of Antwerp, Antwerp, Belgium
8. Department of Environmental Medicine, Municipal Health Service Amsterdam, Amsterdam, the Netherlands
9. Julius Center for Health Sciences and Primary Care, University Medical Center Utrecht, Utrecht, the Netherlands
10. School of Public Health and Clinical Nutrition, University of Kuopio, Kuopio, Finland