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To the Editor.—
We agree with Dr Camisa that absence of information on sexual habits among the different contraceptive groups limits the interpretation of the results of our study and emphasized this point in the discussion. However, these differences would have to be large to explain the strong negative association found in our study.
Jick H. Vaginal Spermicides and Gonorrhea. JAMA. 1983;249(9):1149. doi:10.1001/jama.1983.03330330031016
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