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.
Freeman EE, Glynn JR; Study Group on Heterogeneity of HIV epidemics in African Cities.Freeman EE, et al.AIDS. 2004 Aug 20;18(12):1715-21. doi: 10.1097/01.aids.0000139075.13906.2f.AIDS. 2004.PMID: 15280783
Freeman EE, White RG, Bakker R, Orroth KK, Weiss HA, Buvé A, Hayes RJ, Glynn JR.Freeman EE, et al.Vaccine. 2009 Feb 5;27(6):940-6. doi: 10.1016/j.vaccine.2008.11.074. Epub 2008 Dec 9.Vaccine. 2009.PMID: 19071187Free PMC article.