title: Limitations of the ratio of concordance rates in monozygotic and dizygotic twins.
authors.forename: K S
authors.initials: KS
authors.lastname: Kendler
mesh_terms: D004200:Diseases in Twins; D006801:Humans; D001523:Mental Disorders / Q000235:genetics*; D012559:Schizophrenia / Q000235:genetics; D013223:Statistics as Topic; D014427:Twins; D014429:Twins, Dizygotic; D014430:Twins, Monozygotic