Affiliation: | 1. Tropical and Infectious Diseases Unit, Department of Clinical and Experimental Medicine, Università degli studi di Firenze, Largo Brambilla 3, 50134 Florence, Italy;2. Department of Infectious Diseases, Università di Modena, Modena, Italy;3. Microbiology and Virology Unit, Azienda Ospedaliera Papa Giovanni XXIII, Bergamo, Italy;4. Hygiene Unit, Azienda Ospedaliera–Universitaria San Martino, Genoa, Italy;5. Department of Medical Biotechnologies, Università di Siena, Siena, Italy;6. Department of Infectious Diseases, Azienda Ospedaliera Papa Giovanni XXIII, Bergamo, Italy;7. Virology Unit, Università di Tor Vergata, Rome, Italy;8. Department of Infectious Diseases, Università di Tor Vergata, Rome, Italy;9. Department of Infectious Diseases, Ospedale San Luca, Lucca, Italy;10. Department of Infectious Diseases, Ospedale San Raffaele, Milan, Italy;11. Virology Unit, Azienda Ospedaliera Universitaria Ospedali Riuniti di Ancona, Ancona, Italy;12. Clinical Department, Istituto Nazionale per le Malattie Infettive ‘Lazzaro Spallanzani’, IRCCS, Rome, Italy |