Impairment in Preattentive Processing among Patients with Hypertension Revealed by Visual Mismatch Negativity

<table>The vMMN elicited by visual duration stimuli at the temporal-occipital sites in normal and hypertensive groups as well as 2D mapping of vMMN in two groups.</table>

BioMed Research International

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Figure 2

Figure 2: Impairment in Preattentive Processing among Patients with Hypertension Revealed by Visual Mismatch Negativity 