title: Illegitimacy ratios in large U.S. cities: determinants and implications.
mesh_terms: D000293:Adolescent; D000328:Adult; D001741:Black or African American; D000367:Age Factors; D004219:District of Columbia; D005260:Female; D006801:Humans; D007086:Illegitimacy; D013223:Statistics as Topic; D014481:United States; D014505:Urban Population; D044465:White People