title: [THE BACKGROUND-FIGURE INVERSION TEST IN PRIMARY DELUSIONAL SYNDROME].
mesh_terms: D003702:Delusions; D006212:Hallucinations; D006801:Humans; D011581:Psychological Tests; D013577:Syndrome
keywords: DELUSIONS; HALLUCINATIONS; PSYCHOLOGICAL TESTS
vernacular_title: IL TEST DI INVERSIONE DI FIGURA-SFONDO NELLE SINDROMI DELIRANTI PRIMARIE.