1. Infectious and Tropical Diseases Unit, Padua University Hospital , Padua , Italy
2. Nephrology Unit, Padua University Hospital , Padua , Italy
3. Microbiology and Virology Unit, Padua University Hospital , Padua , Italy
4. Department of Experimental and Clinical Medicine, University of Florence , Florence , Italy
5. Hospital Pharmacy Unit, Padua University Hospital , Padua , Italy