1. Laboratory of Clinical Microbiology, Virology and Bioemergencies ASST Fatebenefratelli Sacco—L. Sacco Hospital Milan Italy
2. III Division of Infectious Diseases ASST Fatebenefratelli Sacco—L. Sacco Hospital Milan Italy
3. I Division of Infectious Diseases ASST Fatebenefratelli Sacco—L. Sacco Hospital Milan Italy
4. Department of Biomedical and Clinical Sciences Università Degli Studi di Milano Milan Italy
5. Medical Management Unit ASST Fatebenefratelli Sacco—L. Sacco Hospital Milan Italy