1. Environmental and Industrial Toxicology Unit, Fondazione IRCCS Cà Granda, Ospedale Maggiore Policlinico, Milan, Italy;
2. Department of Public Health, Local Health Unit, Modena, Italy;
3. Department of Biomedical, Metabolic and Neural Sciences, University of Modena and Reggio Emilia, Modena, Italy;
4. Department of Clinical Sciences and Community Health, Università degli Studi di Milano, Milan, Italy