an examination of the luria-nebraska neuropsychological battery performance of 10 psychiatric patients with auditory hallucinations , 10 patients with visual hallucinations and 20 patients with no hallucinations showed evidence of general cognitive impairment with a left frontal focus in the auditory group and no evidence of neuropsychological impairment in the visual group .
C0233762
auditory
C0018524
hallucinations