title: A period analysis of parity distribution among white and nonwhite women in the United States, 1940-1974.
mesh_terms: D000293:Adolescent; D000328:Adult; D000367:Age Factors; D005006:Ethnicity; D005260:Female; D005298:Fertility; D006801:Humans; D008875:Middle Aged; D010298:Parity; D013223:Statistics as Topic; D014481:United States; D044465:White People