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.
Felton TW, Baxter C, Moore CB, Roberts SA, Hope WW, Denning DW.Felton TW, et al. Among authors: denning dw.Clin Infect Dis. 2010 Dec 15;51(12):1383-91. doi: 10.1086/657306. Epub 2010 Nov 5.Clin Infect Dis. 2010.PMID: 21054179