U.S. Department of Health and Human Services / World Health Organization / Italian Air Force / Public Health Service / Aeromedical Isolation Unit / WHO Collaborating Center / Centers for Disease Control and Prevention / National Institute for Infectious Diseases Lazzaro Spallanzani / World Health Organisation / Italian national reference centre / International Society for Infectious Diseases / National Institute for Infectious Diseases in Rome / Ministry of Health / Department of Infectious Diseases / /