title: Genetic analysis of continuous qualitative and multivariate traits in the families of twins.
mesh_terms: D000704:Analysis of Variance; D003201:Computers; D005260:Female; D014644:Genetic Variation; D006801:Humans; D008297:Male; D008393:Marriage; D010375:Pedigree; D011247:Pregnancy; D012098:Reproduction; D012641:Selection, Genetic; D014427:Twins; D014430:Twins, Monozygotic