title: Can proper condom use be evaluated?
authors.forename: A
authors.initials: A
authors.lastname: Katz
mesh_terms: D000293:Adolescent; D000294:Adolescent Behavior; D017280:Condoms / Q000706:statistics & numerical data; D005260:Female; D006801:Humans; D008297:Male; D012725:Sexual Behavior; D012749:Sexually Transmitted Diseases / Q000517:prevention & control