title: What teenagers are doing right: changes in sexual behavior over the past decade.
authors.forename: Freya L
authors.initials: FL
authors.lastname: Sonenstein
mesh_terms: D000293:Adolescent; D000294:Adolescent Behavior; D005260:Female; D006801:Humans; D008297:Male; D011247:Pregnancy; D011253:Pregnancy in Adolescence / Q000706:statistics & numerical data*; D021841:Safe Sex; D012725:Sexual Behavior; D014481:United States / Q000453:epidemiology