1. Department of Public Health and Infectious Diseases, “Sapienza” University of Rome Rome, Italy
2. IRCSS San Raffaele Roma, Microbiology of Chronic Neuro-Degenerative Pathologies Rome, Italy
3. Department of Medical Biology, Faculty of Health Sciences, University of Tromsø-The Arctic University of Norway Tromsø, Norway
4. Virology Unit, Polyclinic Tor Vergata Rome, Italy