1. Research Unit of Occupational Medicine, Sapienza University of Rome, Rome, Italy
2. Course in Techniques of Prevention in the Workplace, Sapienza University of Rome, Rome, Italy
3. SAIMLAL Department, Sapienza University of Rome, Rome, Italy
4. Department of Public Health and Infectious Diseases, Sapienza University of Rome, Rome, Italy
5. Department of Neurology and Psychiatry, Sapienza University of Rome, Rome, Italy
6. Centre for Psychiatry, Wolfson Institute of Preventive Medicine, Barts and the London School of Medicine, Queen Mary University of London, London, UK