Affiliation: | 1. Dept. of Medical and Surgical Specialties, Radiological Sciences, and Public Health, Section of Public Health and Human Sciences, University of Brescia, Italy;2. Dept. of Civil and Environmental Engineering, Politecnico di Milano, Italy;3. Unit of Prevention and Safety in Workplaces, Health Protection Agency of Brescia, Italy;4. Unit of Prevention and Safety in Workplaces, Health Protection Agency of Bergamo, Italy |