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.
McCormick CM, Czachor JS.McCormick CM, et al. Among authors: czachor js.Travel Med Infect Dis. 2013 May-Jun;11(3):146-51. doi: 10.1016/j.tmaid.2013.04.002. Epub 2013 Apr 26.Travel Med Infect Dis. 2013.PMID: 23623448Review.