1. School of Medicine University of Milano‐Bicocca Monza Italy
2. Clinic of Infectious Diseases Fondazione IRCCS San Gerardo dei Tintori Monza Italy
3. Department of Medical Biotechnologies University of Siena Siena Italy
4. Department of Medicine Huddinge, Division of Infectious Diseases Karolinska Institutet Stockholm Sweden
5. Clinic of Infectious Diseases, San Raffaele Scientific Institute Vita‐Salute University Milan Italy