title: Birth defects in blacks and whites in relation to prenatal development: a review and hypothesis.
mesh_terms: D044383:Black People; D000013:Congenital Abnormalities / Q000453:epidemiology* / Q000209:etiology; D005314:Embryonic and Fetal Development; D006801:Humans; D014481:United States; D044465:White People; D001741:Black or African American