1 Department of Biomedical and Clinical Sciences, University of Milan, Milan, Italy.
2 Institute for Global Health, University College London. London, United Kingdom.
3 Icona Foundation, Milan, Italy.
4 Clinic of Infectious Diseases, University of Bari, University Hospital Policlinico. Bari, Italy.
5 University Department of Infectious and Tropical Diseases, ASST degli Spedali Civili di Brescia, University of Brescia. Brescia, Italy.
6 Department of Infectious Diseases; San Raffaele Scientific Institute, University Vita-Salute San Raffaele. Milan, Italy.
7 Infectious Diseases Unit, Fondazione IRCCS Ca' Granda Ospedale Maggiore Policlinico, Department of Pathophysiology and Transplantation, School of Medicine and Surgery, University of Milan. Milan, Italy.
8 Clinic of Infectious and Tropical Diseases, ASST Santi Paolo and Carlo, Department of Health Sciences, University of Milan. Milan, Italy.
9 UOC Microbiologia, Banca Biologica e Cell Factory, National Institute for Infectious Diseases 'Lazzaro Spallanzani' IRCCS. Rome, Italy.
10 Department of Physiopathology Medical-Surgery and Transplantation, University of Milan, Milan, Italy.
11 Don C. Gnocchi Foundation ONLUS, IRCCS, Milan, Italy.
12 Department of Biomedical and Clinical Sciences, University of Milan, Milan, Italy: for Icona Foundation Study Group.