1. Department of Clinical Medicine, the Faculty of Medicine, Danish Ramazzini Centre, Aalborg University, Aalborg, Denmark
2. Institute of Nursing & Health Science, Ilisimatusarfik, University of Greenland, Greenland
3. Department of Clinical Medicine, Aalborg University, Aalborg, Denmark
4. Occupational Medicine, Danish Ramazzini Centre, Aarhus University Hospital, Aarhus, Denmark
5. Department of Clinical Biochemistry and Pharmacology, Odense University Hospital, Odense, Denmark
6. Department of Occupational and Environmental Medicine, Danish Ramazzini Centre, Aalborg University Hospital, Denmark