Monozygotic and dizygotic twins reared together: sensitivity of heritability estimates.
D001699:Biometry; D005260:Female; D005306:Fertilization; D014644:Genetic Variation; D005824:Genetics, Behavioral; D005838:Genotype; D006801:Humans; D007360:Intelligence; D008954:Models, Biological; D010063:Ovum; D010641:Phenotype; D011247:Pregnancy; D014427:Twins