1. Clinical Unit of Occupational Medicine University of Trieste Trieste Italy
2. Institute of Public Health College of Medicine and Health Sciences United Arab Emirates University Al Ain UAE
3. College of Medicine Mohammed Bin Rashid University of Medicine and Health Sciences Dubai UAE
4. Department of Biomedical, Metabolic and Neural Sciences University of Modena & Reggio Emilia Modena Italy
5. Department Dermatology Environmental Medicine Health Theory University of Osnabrück Osnabrück Germany
6. Institute for Interdisciplinary Dermatological Prevention and Rehabilitation (iDerm) University of Osnabrück Osnabrück Germany
7. Coronel Institute of Occupational Health Department of Public and Occupational Health Amsterdam UMC Amsterdam The Netherlands
8. Institute for Medical Research and Occupational Health Zagreb Croatia