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.
Schwartz A, Peycru T, Tardat E, Cascella T, Durand-Dastes F.Schwartz A, et al. Among authors: tardat e.Med Trop (Mars). 2009 Feb;69(1):51-5.Med Trop (Mars). 2009.PMID: 19499734French.