1. Department of Public Health SciencesOccupational and Environmental Medicine, Karolinska InstitutetSweden
2. School of Sustainable Development of Society and Technology, Mälardalen UniversitySweden
3. Department of Medical and Health SciencesLinkoping UniversitySweden
4. Department of Clinical NeuroscienceKarolinska InstitutetSweden
5. Department of Public Health SciencesKarolinska InstitutetSweden
6. Department of Medical SciencesUppsala UniversitySweden