1. Infectious Diseases Unit Department of Internal Medicine Fondazione IRCCS Ca’ GrandaPoliclinico Maggiore Hospital Milan Italy
2. Infectious Diseases Unit IRCCS San Matteo Hospital FoundationUniversity of Pavia Pavia Italy
3. Clinic of Infectious Diseases San Raffaele Hospital University Vita Salute Milan Italy
4. Department of Medical Sciences Unit of Infectious Diseases Amedeo di Savoia Hospital University of Turin Turin Italy
5. National Institute for Infectious Diseases Lazzaro Spallanzani IRCCS Rome Italy
6. Division of Infectious and Tropical Diseases ASST Spedali Civili Hospital University of Brescia Brescia Italy
7. Infectious Disease Unit ASST Papa Giovanni XXIII Bergamo Italy
8. Infectious Diseases Unit SS Trinità Hospital ASSL Cagliari Cagliari Italy
9. Unit of Infectious Diseases Garibaldi Hospital Catania Italy
10. Unit of Infectious Diseases Department of Medical and Surgical Sciences University “Magna Graecia” Catanzaro Italy
11. Infectious Diseases Unit “Pugliese‐Ciaccio” Hospital Catanzaro Italy
12. Department of Infectious Diseases Policlinico San Martino Hospital Genoa Italy
13. Infectious Diseases Unit Department of Biomedical and Clinical Sciences “Luigi Sacco” Hospital University of Milan Milan Italy
14. Clinic of Infectious Diseases Department of Health Sciences University of MilanASST Santi Paolo e Carlo Milan Italy
15. Clinic of Infectious Diseases Modena Hospital University of Modena and Reggio Emilia Modena Italy
16. Institute of Clinical Infectious Diseases Agostino Gemelli Hospital Catholic University of Sacred Heart Rome Italy
17. Infectious Diseases Unit Umberto I Hospital La Sapienza University Rome Italy
18. Unit of Infectious Diseases Department of Medical, Surgical and Experimental Sciences University of Sassari Sassari Italy
19. Infectious Diseases Unit ASP Siracusa Siracusa Italy
20. Unit of Infectious Diseases Divisione A Amedeo di Savoia Hospital Turin Italy
21. Infectious Diseases Unit Department of Internal Medicine ASST San Gerardo Monza Italy
22. University of Milano‐Bicocca Milan Italy
23. School of Medicine and Surgery University of Milan Milan Italy