Structural determinants of childlessness: a nonrecursive analysis of 1970 U.S. rates.
D000328:Adult; D001741:Black or African American; D002648:Child; D005191:Family Characteristics; D005260:Female; D005298:Fertility; D006801:Humans; D008297:Male; D011247:Pregnancy; D012107:Research Design; D012959:Socioeconomic Factors; D014481:United States; D044465:White People