title: [Hereditary and environmental influences in 50 neurotic twins].
mesh_terms: D003863:Depression / Q000209:etiology; D004200:Diseases in Twins; D004777:Environment; D005824:Genetics, Behavioral; D006801:Humans; D009497:Neurotic Disorders / Q000209:etiology / Q000235:genetics*; D011574:Psychoanalytic Theory; D012959:Socioeconomic Factors
vernacular_title: Erb- und Umwelteinflüsse bei 50 neurotischen Zwillingspaaren.