Residence background, socioeconomic status, and fertility.
D000328:Adult; D000367:Age Factors; D004522:Educational Status; D005260:Female; D005298:Fertility; D006801:Humans; D007182:Income; D008297:Male; D009790:Occupations; D011157:Population Dynamics; D012111:Residence Characteristics; D012424:Rural Population; D012959:Socioeconomic Factors; D013223:Statistics as Topic; D014481:United States; D014505:Urban Population