U.S./European differences in condom use.
Santelli
John
J
Sandfort
Theo G
TG
Orr
Mark
M
D000293:Adolescent; D017280:Condoms / Q000706:statistics & numerical data*; D005060:Europe; D005260:Female; D006306:Health Surveys; D006801:Humans; D008297:Male; D021841:Safe Sex; D014481:United States