Condom double standard.
D002170:Canada / Q000453:epidemiology; D017280:Condoms / Q000706:statistics & numerical data*; D005260:Female; D005783:Gender Identity; D015658:HIV Infections / Q000453:epidemiology / Q000517:prevention & control*; D007722:Health Knowledge, Attitudes, Practice; D006801:Humans; D008297:Male; D014481:United States / Q000453:epidemiology