Condoms: effective protection against HIV?
Wurmser
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D017280:Condoms; D005260:Female; D015658:HIV Infections / Q000453:epidemiology / Q000517:prevention & control* / Q000635:transmission; D006801:Humans; D008297:Male; D012307:Risk Factors; D012749:Sexually Transmitted Diseases / Q000517:prevention & control / Q000635:transmission