For the b′-wave the cathodal and sham stimulation group showed an increasing trend, while the anodal group showed a decreasing mean comparing before and during current stimulation ( Figure 3 ).
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Effects of Ocular Direct Current Stimulation on Full Field Electroretinogram.
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The sentences
The data distribution analysis in Figure 3 showed a trend for differences, especially for the b-wave between the anodal and sham stimulation group.