1. Department of Health Sciences, University of Genoa, Genoa, Italy;
2. Clinica Malattie Infettive, Ospedale Policlinico San Martino – IRCCS, Genoa, Italy;
3. Dipartimento di Scienze Chirurgiche e Diagnostiche Integrate (DISC), University of Genoa, Genoa, Italy;
4. Division of Cardiac Surgery, Ospedale Policlinico San Martino – IRCCS, Genoa, Italy;
5. Section of Infectious Diseases, Department of Clinical Medicine and Surgery, University of Naples Federico II, Naples, Italy;
6. Department of Medical Microbiology and Infection Control, Franciscus Gasthuis & Vlietland, Rotterdam, The Netherlands;
7. Department of Epidemiology, Julius Center for Health Sciences and Primary Care, University Medical Center Utrecht (UMCU), Utrecht, The Netherlands;
8. Medical Microbiology and Infectious Diseases, Erasmus MC University Medical Centre, Rotterdam, The Netherlands;
9. Microbiology Unit, Ospedale Policlinico San Martino – IRCCS, Genoa, Italy