| http://www.w3.org/ns/prov#value | - Although statistics on transmission of the disease in the U.S. show more infection diagnoses in the category of male-to-male sexual contact, the U.S. Department of Health and Human Services on Women's Health states that women are particularly vulnerable to infection because of the surface area of the vagina open to exposure and because of the duration semen can stay in the vagina.
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