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.
Hoffman RM, Black V, Technau K, van der Merwe KJ, Currier J, Coovadia A, Chersich M.Hoffman RM, et al. Among authors: black v.J Acquir Immune Defic Syndr. 2010 May 1;54(1):35-41. doi: 10.1097/QAI.0b013e3181cf9979.J Acquir Immune Defic Syndr. 2010.PMID: 20216425Free PMC article.
van der Merwe K, Hoffman R, Black V, Chersich M, Coovadia A, Rees H.van der Merwe K, et al. Among authors: black v.J Int AIDS Soc. 2011 Aug 15;14:42. doi: 10.1186/1758-2652-14-42.J Int AIDS Soc. 2011.PMID: 21843356Free PMC article.