Sex, gender and condom use.
Phillips
Susan P
SP
D017280:Condoms / Q000706:statistics & numerical data*; D005260:Female; D006801:Humans; D007723:Korea; D008297:Male; D011634:Public Health; D017678:Sex Distribution; D012736:Sex Education; D012725:Sexual Behavior / Q000706:statistics & numerical data*; D012749:Sexually Transmitted Diseases / Q000517:prevention & control