1. Department of Drug Sciences, University of Pavia, 27100 Pavia, PV, Italy
2. Department of Pharmacy, Health and Nutritional Sciences, University of Calabria, 87036 Arcavacata di Rende, CS, Italy
3. Biofilms Research Center for Biointerfaces, Department of Biomedical Sciences, Faculty of Health and Society, Malmö University, 21432 Malmö, Sweden
4. Department of Physics, University of Pavia, 27100 Pavia, PV, Italy
5. Department of Mathematics F. Casorati, University of Pavia, 27100 Pavia, PV, Italy