1. Dipartimento di Fisica
2. Università di Cagliari
3. Monserrato, Italy
4. Istituto di Struttura della Materia – CNR
5. , Italy
6. LUNAM
7. Université du Maine
8. Institut des Molécules et Matériaux du Mans CNRS UMR-6283
9. Le Mans, France
10. Dipartimento di Scienze Chimiche e Geologiche and INSTM
11. National Research Council CNR-SPIN
12. University of Roma “Tor Vergata”
13. Rome I-00133, Italy
14. Department DICII
15. University of Roma Tor Vergata
16. Department of Occupational and Environmental Medicine
17. Epidemiology and Hygiene
18. National Institution for Insurance Against Accidents at Work (INAIL Research)
19. Rome, Italy
20. Istituto di Chimica dei Composti Organo-Metallici
21. Consiglio Nazionale delle Ricerche
22. I-50019 Sesto Fiorentino, Italy