Fig. 3From: A functional magnetic resonance imaging investigation of visual hallucinations in the human striate cortexComparison of activated areas in the visual cortex of a subject. The figure shows a 2 × 2 display of statistical parameter maps (SPM) after presenting HCC, RTC, HCF and RTX. The significant activations are measured using t-scale at p < 0.05 (corrected)Back to article page