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Figure W. MSM Prevalence Monitoring Project — Number of gonorrhea tests and number of positive tests in men who have sex with men, STD clinics, 1999–2006

Figure X. MSM Prevalence Monitoring Project — Syphilis serologic reactivity among men who have sex with men, STD clinics, 1999–2006

Figure Y. MSM Prevalence Monitoring Project — City-specific median number of HIV tests and positivity among men who have sex with men, STD clinics, 1999–2006

Figure Z. Gonococcal Isolate Surveillance Project (GISP) — Percent of urethral Neisseria gonorrhoeae isolates obtained from men who have sex with men attending STD clinics, 1988–2006

Figure AA. Gonococcal Isolate Surveillance Project (GISP) — Percent of Neisseria gonorrhoeae isolates obtained from men who have sex with men attending STD clinics, 2003–2006