Teen birth rate continues to drop.
D000569:Americas; D001519:Behavior; D001723:Birth Rate; D003267:Contraception; D003268:Contraception Behavior; D003710:Demography; D019049:Developed Countries; D005069:Evaluation Studies as Topic; D005193:Family Planning Services; D005298:Fertility; D009656:North America; D011153:Population; D011157:Population Dynamics; D011253:Pregnancy in Adolescence; D012725:Sexual Behavior; D014481:United States
Adolescent Pregnancy; Americas; Behavior; Birth Rate--changes; Contraception; Contraceptive Usage--changes; Critique; Demographic Factors; Developed Countries; Family Planning; Fertility; Fertility Measurements; North America; Northern America; Population; Population Dynamics; Reproductive Behavior; Sex Behavior--changes; United States