title: [Frequency and role of changes of the circle of Willis in cerebral apoplexy. Anatomo-clinical study of 156 patients].
mesh_terms: D002543:Cerebral Hemorrhage / Q000209:etiology; D002561:Cerebrovascular Disorders / Q000209:etiology*; D002941:Circle of Willis / Q000002:abnormalities*; D004678:Encephalomalacia / Q000209:etiology; D006801:Humans; D002542:Intracranial Embolism and Thrombosis / Q000209:etiology
vernacular_title: Frequenza e ruolo delle variazioni del poligono di Willis nella apoplessia cerebrale. Ricerca anatomo-clinica in 156 pazienti.