Gonorrhea and Chlamydia in the United States among Persons 14 to 39 Years of Age, 1999 to 2002

Figure. Prevalence of Chlamydia trachomatis by age and race or ethnicity in the National Health and Nutrition Examination Survey,
1999–2002.
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Ann Intern Med
July 17, 2007
vol. 147
no. 2
89-96