1. Virology Unit; Institut Pasteur of Madagascar; Antananarivo Madagascar
2. Department of Infectious, Parasitic, and Immunomediated Diseases; National Institute of Health; Rome Italy
3. Department of Biomedical and Clinical Sciences ‘L. Sacco’; University of Milan; Milan Italy
4. Clinical Pathology and Microbiology Laboratory; University Hospital Campus Bio-Medico of Rome; Rome Italy
5. Public Health and Infectious Diseases; Sapienza University; Rome Italy
6. University Hospital Campus Bio-Medico; Rome Italy