title: [VARIATIONS AND ANOMALIES OF THE CIRCLE OF WILLIS].
mesh_terms: D000715:Anatomy; D002941:Circle of Willis; D000013:Congenital Abnormalities; D006801:Humans
keywords: ABNORMALITIES; ANATOMY; CIRCLE OF WILLIS
vernacular_title: LE VARIAZIONI E LE ANOMALIE DIL POLIGONO DE WILLIS.