1. Department
of Clinical and Experimental Medicine, University of Pisa, 56126 Pisa, Italy
2. Department
of Applied Science and Technology and INSTM, Unit of Torino Politecnico, Politecnico di Torino, 10129 Turin, Italy
3. Department
of Civil and Mechanical Engineering, University of Cassino and Southern Lazio, 03043 Cassino, Italy
4. Department
of Chemistry and “G. Scansetti” Interdepartmental Center
for Studies on Asbestos and Other Toxic Particulates, University of Torino, 10125 Turin, Italy