1. Department of Occupational and Environmental Medicine, Danish Ramazzini Center, Aalborg University Hospital, Aalborg, Denmark
2. Department of Occupational and Environmental Medicine, University Hospital of North Norway, Tromsø, Norway
3. Department of Medical Biology, UiT - The Arctic University of Norway, Tromsø, Norway
4. Department of Genetics, King Faisal Specialist Hospital and Research Center, Riyadh, Saudi Arabia
5. College of Medicine, Al Faisal University, Riyadh, Saudi Arabia
6. Department of Chemistry, Memorial University of Newfoundland, St. John’s, NL, Canada
7. Western States Division, National Institute for Occupational Safety and Health, Centers for Disease Control and Prevention, Anchorage, AK, USA
8. Occupational and Environmental Medicine, Sahlgrenska University Hospital, Gothenburg, Sweden
9. Australian Institute of Tropical Health and Medicine, James Cook University, Townsville, Australia
10. Molecular Allergy Research Laboratory, College of Public Health, Medical and Veterinary Sciences, James Cook University, Townsville, Australia
11. Occupational Medicine Division and Centre for Environmental and Occupational Health Research, School of Public Health and Family Medicine, Faculty of Health Sciences, University of Cape Town, Cape Town, South Africa