1. Department of Medical and Surgical SciencesUniversity of BolognaBolognaItaly
2. School of Hygiene and Preventive MedicineUniversity of BolognaBolognaItaly
3. Tuscany Regional Centre for Occupational Injuries and Diseases (CeRIMP)FlorenceItaly
4. Consiglio per la Ricerca e la Sperimentazione in AgricolturaCentro di Ricerca per le Colture IndustrialiBolognaItaly
5. Department of Health SciencesUniversity of MilanMilanItaly
6. International Centre for Rural HealthUniversity Hospital San PaoloMilanItaly