1. First Division of Infectious Diseases, Cotugno Hospital, Azienda Ospedaliera dei Colli, Napoli, Italy;
2. Unit of Emergency Medicine, Nuovo Santa Chiara University Hospital, Azienda Ospedaliera Universitaria Pisana, Pisa, Italy;
3. Department of Pharmaceutical Sciences-Microbiology, University of Perugia, Perugia, Italy;
4. CEMIN (Centre of Excellence on Nanostructured Innovative Materials), Department of Chemistry, Biology and Biotechnology, University of Perugia, Perugia, Italy;
5. Fondazione Toscana Gabriele Monasterio, Pisa, Italy;
6. Unit of Microbiology, Santa Maria Misericordia University Hospital, Udine, Italy;
7. Department of Pharmaceutical Sciences–Medicine management, Azienda Ospedaliera Universitaria Pisana, Pisa, Italy;
8. Division of Infectious Diseases, Santa Maria Misericordia University Hospital, Udine, Italy;
9. Infectious Diseases Clinic, Nuovo Santa Chiara University Hospital, Azienda Ospedaliera Universitaria Pisana, Pisa, Italy;
10. Department of Intensive Care, Monaldi Hospital, Azienda Ospedaliera dei Colli, Napoli, Italy