| http://www.w3.org/ns/prov#value | - STDs, which increase the risk for HIV infection, remain an important health issue for MSM. According to the Gonococcal Isolate Surveillance Project, the proportion of gonorrhea-positive test results among MSM increased from 4% in 1988 to 20.2% in 2004.9 Rates of syphilis among MSM have increased in some urban areas, including Chicago, New York, San Francisco, and Seattle.10
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