1. Department of Biology and Biotechnology “C. Darwin”, Sapienza University of Rome, 00185 Rome, Italy
2. Department of Public Health and Infectious Diseases, Sapienza University of Rome, 00185 Rome, Italy
3. Department of Clinical Microbiology and Infectious Diseases, Hospital General Universitario Gregorio Marañón, 28007 Madrid, Spain
4. Instituto de Investigación Sanitaria Gregorio Marañón, 28007 Madrid, Spain