Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Conceptual framework illustrating the relationship between syphilis, HIV, and HSV-2 prevalence and four underlying risk factors. Syphilis prevalence is directly and HIV prevalence is indirectly influenced by STI treatment efficacy. HSV-2 is not influenced by STI treatment efficacy.
