Fertility and family planning in the 1970s: the National Survey of Family Growth.
D000293:Adolescent; D000328:Adult; D003268:Contraception Behavior; D004243:Divorce; D005193:Family Planning Services; D005260:Female; D005298:Fertility; D006801:Humans; D008393:Marriage; D011247:Pregnancy; D011275:Pregnancy, Unwanted; D014481:United States