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.
Echaniz-Laguna A, Tranchant C, Boehm N, Warter JM.Echaniz-Laguna A, et al. Among authors: warter jm.Presse Med. 1996 May 25;25(18):853-6.Presse Med. 1996.PMID: 8692764Review.French.