1. Department of Public Health and Infectious Diseases, Policlinico Umberto I ‘Sapienza’ University of Rome, Rome, Italy
2. Infectious Diseases Unit, ASST Papa Giovanni XXIII, Bergamo, Italy
3. Infectious Diseases Division, Santa Maria Misericordia University Hospital, Udine, Italy
4. Infectious Diseases Unit, Department of Medical and Surgical Sciences, Alma Mater Studiorum University of Bologna, Bologna, Italy
5. Infectious Disease Unit, University of Perugia, Perugia, Italy
6. Department of Clinical and Experimental Medicine, Università della Campania ‘Luigi Vanvitelli’, AORN dei Colli-Ospedale Monaldi, Naples, Italy