An official website of the United States government
The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before
sharing sensitive information, make sure you’re on a federal
government site.
The site is secure.
The https:// ensures that you are connecting to the
official website and that any information you provide is encrypted
and transmitted securely.
Calcagni E, Elenkov I.Calcagni E, et al.Ann N Y Acad Sci. 2006 Jun;1069:62-76. doi: 10.1196/annals.1351.006.Ann N Y Acad Sci. 2006.PMID: 16855135Review.
Ahmad M, Urban C, Mariano N, Bradford PA, Calcagni E, Projan SJ, Bush K, Rahal JJ.Ahmad M, et al. Among authors: calcagni e.Clin Infect Dis. 1999 Aug;29(2):352-5. doi: 10.1086/520214.Clin Infect Dis. 1999.PMID: 10476741