Sexually transmitted diseases: United States, 1995.


Over the past two decades, the United States has experienced some dramatic changes in the rates of three "classic" sexually transmitted diseases (STDs) as well as the introduction of a variety of newer and more complex STD organisms. Rates of primary and secondary syphilis increased through the mid-1980s to a record high of 20.3 cases per 100,000 population… (More)


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