1. Department of Health Sciences (DISSAL), University of Genoa, Genoa, Italy
2. UO Clinica Malattie Infettive, IRCCS Ospedale Policlinico San Martino, Genoa, Italy
3. Department of Surgical Sciences and Integrated Diagnostics (DISC), University of Genoa, Genoa, Italy
4. First Department of Internal Medicine – Infectious Diseases, Hygeia General Hospital, Athens, Greece
5. Department of Experimental and Clinical Medicine, University of Florence, Florence, Italy
6. Clinical Microbiology and Virology Unit, Careggi University Hospital, Florence, Italy
7. UO Microbiologia, IRCCS Ospedale Policlinico San Martino, Genoa, Italy