National Survey of Family Growth, Cycle III: sample design, weighting, and variance estimation.
D000293:Adolescent; D000328:Adult; D003625:Data Collection / Q000379:methods*; D005191:Family Characteristics; D005260:Female; D006801:Humans; D007407:Interviews as Topic; D012107:Research Design; D013223:Statistics as Topic; D014481:United States