title: The problem of genotype-environment correlation in the estimation of heritability from monozygotic and dizygotic twins.
mesh_terms: D004777:Environment; D005260:Female; D005799:Genes, Dominant; D014644:Genetic Variation; D005826:Genetics, Medical; D005838:Genotype; D006801:Humans; D007360:Intelligence; D008722:Methods; D008954:Models, Biological; D011247:Pregnancy; D014427:Twins; D014429:Twins, Dizygotic; D014430:Twins, Monozygotic