title: Monozygotic and dizygotic twin birth frequencies in the U.S. population.
authors.forename: H H
authors.initials: HH
authors.lastname: STANDSKOV
authors.forename: E W
authors.initials: EW
authors.lastname: EDELEN
mesh_terms: D005260:Female; D006801:Humans; D036801:Parturition; D014427:Twins / Q000706:statistics & numerical data*; D014429:Twins, Dizygotic; D014481:United States
keywords: TWINS/statistics