1. Department of Occupational Medicine, Aarhus University Hospital, Aarhus, Denmark
2. Department of Occupational Medicine, Bispebjerg Hospital, Copenhagen, Denmark
3. DEFACTUM, Social & Health Services and Labour Market, Central Denmark Region, Aarhus, Denmark
4. Department of Public Health, Aarhus University, Aarhus, Denmark
5. Department of Clinical Medicine, Aarhus University, Aarhus, Denmark
6. University College of Northern Denmark, Denmark
7. School of Nursing and Midwifery, Western Sydney University, Sydney, NSW, Australia