Let's talk about sex.
Cohen
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D000163:Acquired Immunodeficiency Syndrome / Q000517:prevention & control; D005260:Female; D017408:Guidelines as Topic; D015658:HIV Infections / Q000517:prevention & control; D006801:Humans; D008297:Male; D009726:Nurses; D012736:Sex Education; D012749:Sexually Transmitted Diseases / Q000517:prevention & control